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searching for Hinge line 100 found (120 total)

alternate case: hinge line

Rhynchonellata (271 words) [view diff] exact match in snippet view article find links to article

vary from those with wide hinge lines to beaked forms with virtually no hinge line and from generally smooth to strongly plicate. Most all are biconvex.
Rhynchonellida (403 words) [view diff] exact match in snippet view article find links to article
hinge line. The hinges come to a point, a superficial resemblance to many (phylogenetically unrelated) bivalve mollusk shells. The loss of the hinge line
Terebratulida (279 words) [view diff] exact match in snippet view article find links to article
looking spiriferids. Terebratulids are also distinguished by a very short hinge line, and the shell is punctate in microstructure. There is a circular pedicle
Pentamerida (248 words) [view diff] exact match in snippet view article find links to article
Pentamerids are characterized by a short hinge line where the two valves articulate, inner areas above the hinge line that slope inwardly from the beak of
Ark clam (494 words) [view diff] exact match in snippet view article find links to article
Noah's ark is thought to have been. All ark shells have a long straight hinge line with a single row of numerous small and unspecialized "teeth". This is
Rhynchonelliformea (1,519 words) [view diff] exact match in snippet view article find links to article
the umbo and the hinge line. In many cases, a conspicuous gap or indentation carves out the middle of each interarea from the hinge line towards the umbo
Mactra (304 words) [view diff] exact match in snippet view article find links to article
to the fact that all Mactra shells have a large ligamental pit at the hinge line, which in life contains a large internal ligament. Most bivalves in other
Balanced rudder (682 words) [view diff] exact match in snippet view article find links to article
by bringing the centre of gravity (c.g.) of the control surface to the hinge line. This is called mass balancing. The principle is used on rudders, elevators
Lake Whittlesey (1,163 words) [view diff] exact match in snippet view article find links to article
horizontal as there is a ‘hinge line’ southwest of a line from Ashtabula, Ohio, through the middle part of Lake St. Clair. The hinge line is where the horizontal
Spiriferida (356 words) [view diff] no match in snippet view article find links to article
extinct articulate brachiopod fossils which are known for their long hinge-line, which is often the widest part of the shell. In some genera (e.g. Mucrospirifer)
Cockle (bivalve) (1,925 words) [view diff] exact match in snippet view article
cockle shells lack "auricles" (triangular ear-shaped protrusions near the hinge line) and scallop shells lack a pallial sinus. Behaviorally, cockles live buried
Strophomenida (470 words) [view diff] exact match in snippet view article find links to article
occasionally it was convex; the ventral valve was always convex. The hinge line at the rear of the shell was quite wide and strophic in shape, meaning
Atrypa (323 words) [view diff] exact match in snippet view article find links to article
convex. Neither valve contains an interarea (a flat area bordering the hinge line, approximately perpendicular with the rest of the valve). Atrypa had a
Mucrospirifer (208 words) [view diff] exact match in snippet view article find links to article
Mucrospirifer has a fold, sulcus and costae. It is greatly elongated along the hinge line, which extends outward to form sharp points. This gives them a fin- or
Grooved carpet shell (706 words) [view diff] exact match in snippet view article find links to article
distinctly anterior. The posterior hinge line is straight, the posterior margin truncate, and the anterior hinge line grades into the down-sloping anterior
Kutorginata (1,157 words) [view diff] exact match in snippet view article find links to article
(both valves convex, the ventral valve moreso) and a strophic (straight) hinge line. Based on fossils of Nisusia, the shell’s internal (secondary) layer appears
3D fold evolution (4,196 words) [view diff] exact match in snippet view article find links to article
by wavelength and hinge line of a fold. As a fold grows in three-dimension, amplitude, wavelength and the length of the hinge line will increase. Sheath
Nipissing Great Lakes (1,876 words) [view diff] exact match in snippet view article find links to article
this first or original Nipissing beach. The point of elevation or the ‘hinge line’ for Nipissing beach is the same as the highest Algonquin beach. South
Malleus (bivalve) (166 words) [view diff] exact match in snippet view article
"hammer-shaped" outline of the valves. The shells are nearly equivalved, but the hinge line is extremely long and is at nearly a right angle to the rest of the valves
Descriptive geometry (1,739 words) [view diff] exact match in snippet view article find links to article
projection 3 is drawn with hinge line H2,3 parallel to S2U2. To get an end view of SU, projection 4 is drawn with hinge line H3,4 perpendicular to S3U3
Limaria (304 words) [view diff] exact match in snippet view article find links to article
are swollen and the shells gape at both ends. There are no teeth on the hinge line. When alive, these species can be recognized by the fact that the soft
Rough scallop (129 words) [view diff] exact match in snippet view article find links to article
ribs which have many erect scales or small spines near the margin. The hinge line has ears. The coloration of the rough scallop shell varies from pink to
Orthotetida (783 words) [view diff] exact match in snippet view article find links to article
of shell microstructure. All orthotetides have a strophic (straight) hinge line, and a shell profile ranging from biconvex (both valves convex) to concavoconvex
Anticline (2,339 words) [view diff] exact match in snippet view article find links to article
Periclinal folds are a type of anticlines that have a well-defined, but curved hinge line and are doubly plunging and thus elongate domes. Folds in which the limbs
Arca (bivalve) (214 words) [view diff] exact match in snippet view article
is typical for ark clams, species in this genus have a long, straight hinge line. Some species in this genus, such as Arca zebra and Arca noae, have a
Rhynchonella (267 words) [view diff] exact match in snippet view article find links to article
a triangular shell with a spherical profile, powerful ribs, a curved hinge line and a small umbo. The anterior margin shows a tongue like projection.
Venerupis decussata (402 words) [view diff] exact match in snippet view article find links to article
towards the anterior end. The posterior hinge line is straight and the posterior margin truncate. The anterior hinge line slopes slightly down towards the more
Arcida (507 words) [view diff] no match in snippet view article find links to article
included in the order Taxodonta by R.C. Moore, 1952, characterised by simple hinge-line dentition consisting of small, numerous, similar hinge teeth, separate
Terra Australis Orogen (625 words) [view diff] case mismatch in snippet view article find links to article
younger deposits and ice but remains exposed in Australia along the Torrens Hinge Line or Delamarian orogeny. One end of the TAO was a series of terranes
Flexopecten felipponei (246 words) [view diff] exact match in snippet view article find links to article
zigzag irregular streaks of white on the left valve; the ears paler; hinge line straight, the ears rather large, subequal, in the left valve with only
Fold (geology) (3,011 words) [view diff] exact match in snippet view article
folded surface. This line may be either straight or curved. The term hinge line has also been used for this feature. A fold surface seen perpendicular
Developable mechanism (509 words) [view diff] no match in snippet view article find links to article
cargo doors on the Space Shuttle.  Both of these examples are single-hinge-line mechanisms. Note how in each case the joint axes are in line with the
Aerial photograph interpretation (geology) (1,653 words) [view diff] exact match in snippet view article
inner part and the youngest rock layer on the outer part of the fold. The hinge line of this fold, which refers to a line tracing the maximum bend of the fold
Cyrtospirifer (202 words) [view diff] exact match in snippet view article find links to article
Europe in the Late Givetian. Tenticospirifer has a relatively narrow hinge line and an inflated and thick shell in common with two of the oldest species
IIL IS-8 (726 words) [view diff] exact match in snippet view article find links to article
elevator carried a trim tab. The ply-skinned fin, positioned at the elevator hinge line, was narrow and mounted a fabric covered and largely straight edged unbalanced
Lavochkin-Gorbunov-Gudkov LaGG-3 (4,001 words) [view diff] exact match in snippet view article find links to article
of the hinge line at the top of the rudder while the previous rudder was aerodynamically unbalanced with no protrusion in front of the hinge line [straight]
Paterinata (602 words) [view diff] exact match in snippet view article find links to article
valves convex, the ventral valve moreso) and strophic (with a straight hinge line). Shell ornamentation usually consists of concentric fila (fine ridges)
Shell tools in the Philippines (926 words) [view diff] exact match in snippet view article find links to article
that also had shell debris associated with it. Manufactured from the hinge line of a giant clam (Tridacna gigas), the shell adze was found associated
Servo tab (847 words) [view diff] exact match in snippet view article find links to article
has a leverage advantage, being located well aft of the control surface hinge line, and thus its airflow deflection moves the control surface in the opposite
Mil Mi-8 (5,604 words) [view diff] exact match in snippet view article find links to article
circular cabin windows and large rear clamshell doors with a sloping hinge line. The Mi-8T is powered by two 1,677 shp (1,251 kW) Klimov TV2-117A turboshaft
Chione cancellata (485 words) [view diff] exact match in snippet view article find links to article
most Veneridae it has well-developed lateral and cardinal teeth on the hinge line. The shell of C. cancellata sensu stricto is quite brightly colored and
Westland F.7/30 (806 words) [view diff] exact match in snippet view article find links to article
on each side. The initial tail configuration was unusual, the rudder hinge line being vertical when the aircraft was on the ground rather than when in
Grüne Post (513 words) [view diff] exact match in snippet view article find links to article
straight tapered, narrow fin was placed far enough aft that the rudder hinge line was almost beyond the elevator trailing edge; the rudder was also straight
Evolution of brachiopods (1,706 words) [view diff] exact match in snippet view article find links to article
postero-medially like the rhynchonelliforms. They have a strophic(straight) hinge line, which resemble early articulate groups like the orthids. Their mantle
Gribovsky G-26 (360 words) [view diff] exact match in snippet view article find links to article
set well back, with its leading edge only a little ahead of the rudder hinge line; the elevators were hinged behind the rudder. Because it was designed
Schleicher ASW 22 (604 words) [view diff] exact match in snippet view article find links to article
turbulator holes in the bottom wing skin ahead of the flap and aileron hinge line to prevent the separation of the laminar flow. The ASW 22 has a two-wheel
Sarcopterygii (2,607 words) [view diff] exact match in snippet view article find links to article
in ray-finned fish. The braincase of sarcopterygians primitively has a hinge line, but this is lost in tetrapods and lungfish. Early sarcopterygians commonly
DFS Sperber Junior (638 words) [view diff] exact match in snippet view article find links to article
enough forward to place the trailing edges of its elevators at the rudder hinge line. The latter was mounted on a narrow ply covered fin, carefully faired
Mactra glauca (191 words) [view diff] exact match in snippet view article find links to article
the anterior cardinal tooth of the right valve is not parallel with the hinge line in M. glauca, whereas in M. stultorum it is. Mactra glauca is found on
Dornier Do S (1,031 words) [view diff] exact match in snippet view article find links to article
balanced by small auxiliary surfaces mounted forward and well above the hinge line. The lower part of the fuselage followed Dornier's usual practice, with
Dog cockle (295 words) [view diff] exact match in snippet view article find links to article
5 cm in length, is thick, and almost circular in outline. The anterior hinge line curves more steeply downwards than the posterior. The shell varies in
Lake Warren (831 words) [view diff] exact match in snippet view article find links to article
Chicago. The beach stands at 680 feet (210 m) above sea level west of the hinge line, unaffected by the isostatic rebound. It is marginally above the outlet
Filter feeder (3,137 words) [view diff] exact match in snippet view article find links to article
two-part shells. Typically both shells (or valves) are symmetrical along the hinge line. The class has 30,000 species, including scallops, clams, oysters and
Scallop (8,228 words) [view diff] exact match in snippet view article find links to article
scallop shell consists of two similarly shaped valves with a straight hinge line along the top, devoid of teeth, and producing a pair of flat wings or
Phoronid (5,355 words) [view diff] exact match in snippet view article find links to article
mineralized. In the authors' opinion, the U-shaped gut extended beyond the hinge line and outside the smaller shell. This would have precluded the attachment
Lithophaga simplex (429 words) [view diff] exact match in snippet view article find links to article
end, with the umbo near the anterior end. Both ends are rounded and the hinge line is straight. The periostracum is yellowish and covered by a chalky crust
Spondylus (2,383 words) [view diff] exact match in snippet view article find links to article
anterior and posterior auricles ("ears", triangular shell flaps) along the hinge line, a characteristic feature of scallops, though not of oysters. As is the
DFS Sperber Senior (550 words) [view diff] exact match in snippet view article find links to article
enough forward to place the trailing edges of its elevators at the rudder hinge line. The latter was mounted on a narrow ply covered fin, carefully faired
Osteichthyes (2,036 words) [view diff] exact match in snippet view article find links to article
(ray-finned fish). The braincase of sarcoptergygians primitively has a hinge line, but this is lost in tetrapods and lungfish. Many early lobe-finned fishes
Annachlamys flabellata (583 words) [view diff] exact match in snippet view article find links to article
auricles extending on either side of the umbones. These have a straight hinge line which is exactly in line with the umbones. There are 18 to 20 broad radial
Tipsy B (1,399 words) [view diff] exact match in snippet view article find links to article
Differential ailerons were carried on the tapering section, so their hinge line was also strongly forward swept. The flat sided fuselage had four spruce
Millennium Master (537 words) [view diff] exact match in snippet view article find links to article
and are each in two spanwise parts, the break placed at the wing fold hinge line. A single piece canopy covers the tandem seats, with the rear seat higher
Julia (gastropod) (462 words) [view diff] exact match in snippet view article
left valve is in the same place furnished with dentiform tubercles. The hinge line is simple and arched. The ligament is external and narrow. There are two
Leptaena (629 words) [view diff] exact match in snippet view article find links to article
Semiquadrate to semielliptical. The Cardinal Process is split in two and the hinge line is straight. Their width is usually greater than their length, like most
Modiolus philippinarum (228 words) [view diff] no match in snippet view article find links to article
oblique in relation to the ventral margin. Hind margin is convex and hinge-line is approximately one half the total length. Outer surface of the shell
Argyrotheca (1,747 words) [view diff] exact match in snippet view article find links to article
than long, or square in outline. This valve is slightly bilobed. The hinge line is straight and spans the entire width of the shell. Externally the surfaces
Musger Mg 9 (702 words) [view diff] exact match in snippet view article find links to article
slightly swept tailplane carried full, semi-elliptical elevators. Their hinge line was close to the root of the ply covered fin, placing the full, D-shaped
Airdisco Phi-Phi (538 words) [view diff] exact match in snippet view article find links to article
fuselage. The fin and rudder formed a tilted, cropped parallelogram with a hinge line above that of the elevator. The cockpit was immediately under the leading
Megalonaias nervosa (538 words) [view diff] exact match in snippet view article find links to article
shape and can be compressed or inflated; umbos do not extend above the hinge line (Cicerello, R. and Schuster, G. 2003). The cardinal teeth are large and
Arcuatula perfragilis (386 words) [view diff] exact match in snippet view article find links to article
radiating lines which is discernible only by the strong ligament along the hinge line typical of the family mytilidae. This hinge has between 1 and 5 small
Schneider ESG 31 Schlesierland (973 words) [view diff] exact match in snippet view article find links to article
small, partly faired sprung tailskid immediately ahead of the rudder hinge line. Two Weisebaudes were probably operated by the same club. The Frankenstein
Anambra Basin (657 words) [view diff] exact match in snippet view article find links to article
Benue Trough. The basin is bounded to the south by the Niger Delta Basin hinge line. It extends north-westward into the Niger Valley, northward to the Jos
Handasyde glider (757 words) [view diff] exact match in snippet view article find links to article
all-moving tailplane was rectangular, the fin triangular with a vertical hinge line for the quadrilateral rudder which sloped upwards on its lower edge to
Florianópolis Formation (300 words) [view diff] case mismatch in snippet view article find links to article
distributed along the western Brazilian basin margin, along the Santos Hinge Line. These alluvial environments were gradational towards the east, with the
Hirth Acrostar (1,116 words) [view diff] exact match in snippet view article find links to article
ailerons outboard. The ailerons are balanced not by the usual horn or hinge line extensions but by small surfaces which project beyond the wingtips. Unusually
Aileron (5,615 words) [view diff] no match in snippet view article find links to article
risk, the center of gravity of the control surface is moved towards the hinge-line for that surface. To achieve this, lead weights may be added to the front
British Hovercraft Corporation BH.7 (1,607 words) [view diff] exact match in snippet view article find links to article
comparison to many earlier vehicles. The skirt featured a higher outer hinge line; according to the periodical New Scientist, this refined skirt design
Evolution of fish (4,506 words) [view diff] exact match in snippet view article find links to article
ray-finned fish. The braincase of lobe-finned fish primitively has a hinge line, but this is lost in tetrapods and lungfish. Many early lobe-finned fish
Marais avionette (760 words) [view diff] exact match in snippet view article find links to article
rectangular plan tailplane was mounted at the top of the fuselage with the hinge line of its rectangular elevators over the knife-edge. The elevators had a
Grumman F8F Bearcat (3,907 words) [view diff] exact match in snippet view article find links to article
portions were more lightly constructed, and designed to snap off at the hinge line if the force exceeded 7.5 g. In this case, the aircraft would still be
Juliidae (1,936 words) [view diff] exact match in snippet view article find links to article
left valve is in the same place furnished with dentiform tubercles. The hinge line is simple and arched. The ligament is external and narrow. There are two
Fusconaia burkei (818 words) [view diff] no match in snippet view article find links to article
subsolid, somewhat inflated; beaks only slightly elevated above the hinge-line, their sculpture consisting of strong, subcircular ridges, stronger along
Ledella rhomboidea (141 words) [view diff] exact match in snippet view article find links to article
rhomboidal, rounded in front, narrowly produced behind into a short beak. The hinge line is arcuate, bearing arrow-shaped teeth, strong on the anterior slope,
Castra (6,645 words) [view diff] exact match in snippet view article find links to article
stakes. Three or four branches were left on for interlocking. Cardo is the hinge line of a door and therefore is any main axis. In surveying it was the line
Softeks V-24 Lastivka (649 words) [view diff] exact match in snippet view article find links to article
with a swept trailing edge, has a horn balance extending forward of the hinge line under the fuselage, where it is faired into a small ventral fin. There
Shark.Aero Shark (1,137 words) [view diff] exact match in snippet view article find links to article
The fin, set forward so the rudder trailing edge is above the elevator hinge line, is shaped like a shark's dorsal fin, strongly swept and with a curved
Rubik R-22 Futár (1,532 words) [view diff] exact match in snippet view article find links to article
carried tapered elevators, their trailing edges almost ahead of the rudder hinge line. The main change on the R-22S was a higher, shorter, one-piece, bubble
Rhynchonelloidella alemanica (633 words) [view diff] exact match in snippet view article find links to article
sized shells, subtrigonal to slightly subpentagonal in outline, with wide hinge line; inequivalve, almost plano-convex; dorsal valve markedly everted anteriorly
Granville Gee Bee R-6 (1,672 words) [view diff] exact match in snippet view article find links to article
Split flaps that functioned somewhat similar to Zap flaps with an extra hinge line mid-chord were installed between the ailerons and the fuselage. After
Scheimpflug principle (3,350 words) [view diff] exact match in snippet view article find links to article
been given many different names: "counter axis" (Scheimpflug 1904), "hinge line" (Merklinger 1996), and "pivot point" (Wheeler). Refer to Figure 4; if
Alaska North Slope basin (1,043 words) [view diff] exact match in snippet view article find links to article
deposits lacking structure until the Barrow Arch. The Barrow Arch is a hinge line fault zone that marks a northern high in the ANS. The Barrow Arch runs
Jack Ridley (pilot) (2,241 words) [view diff] exact match in snippet view article
Analysis suggested that a shockwave was forming along the elevator's hinge line, leaving it ineffective. Ridley determined in that speed range, the elevator
Command-Aire 3C3 (2,950 words) [view diff] exact match in snippet view article find links to article
Frise-type ailerons though, but conventional ailerons with a slot at the hinge line. The undercarriage was a split axle type, braced to a steel tube four
Buick Gran Sport (5,402 words) [view diff] no match in snippet view article find links to article
chromed cover, secured with a wing nut. The small air scoop behind the hood hinge-line on the 1968 model was generally fake, although it could be functional
Arkoma Basin (1,847 words) [view diff] exact match in snippet view article find links to article
strata, and are restricted to the southern part of the basin south of its hinge line and to the tectonic belt; the Red Oak sandstone is the best-studied of
HL-42 (spacecraft) (9,462 words) [view diff] exact match in snippet view article
adverse yaw and interfering with yaw control. Some lower body flaps have a hinge line at right angles to the centre-line of the aircraft. In that case, if the
Santos Basin (4,110 words) [view diff] case mismatch in snippet view article find links to article
distributed along the western Brazilian basin margin, along the Santos Hinge Line. These alluvial environments were gradational towards the east, with the
Animals of Devonian Michigan (2,693 words) [view diff] exact match in snippet view article find links to article
the Paleozoic. They were composed of two halves that were fused at a hinge line. They were attached to the seafloor by a fleshy stalk. While common, brachiopods
Bend Arch–Fort Worth Basin (4,096 words) [view diff] exact match in snippet view article find links to article
progressive subsidence of the basin during the Pennsylvanian, the western basin hinge line and carbonate shelf, continued migrating west. Deposition of thick basinal
Joel Gascoyne (6,666 words) [view diff] no match in snippet view article find links to article
Part of South America. (National Maritime Museum.) Notice the plattboard hinge-line. "A new map of the country of Carolina with its rivers, harbors, plantations