Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsD. Appleton, 1885 - 264 páginas |
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Página v
... levers formed by the travelling surfaces of animals , • Weight plays an important part in walking , swimming , and flying , The extremities of animals in walking act as pendulums , and describe figure - of - 8 curves , · In swimming ...
... levers formed by the travelling surfaces of animals , • Weight plays an important part in walking , swimming , and flying , The extremities of animals in walking act as pendulums , and describe figure - of - 8 curves , · In swimming ...
Página vi
... lever , Passive organs of locomotion . Bones , Joints , 18 · 19 · 21 23 • Ligaments . Effects of atmospheric pressure on limbs . Active organs of locomotion . Muscles ; their properties , arrange- ment , modes of action , etc ...
... lever , Passive organs of locomotion . Bones , Joints , 18 · 19 · 21 23 • Ligaments . Effects of atmospheric pressure on limbs . Active organs of locomotion . Muscles ; their properties , arrange- ment , modes of action , etc ...
Página vii
... lever of the third order , 103 • Weight necessary to flight , 110 • Weight contributes to horizontal flight , 112 Weight , momentum and power to a certain extent synonymous in flight , 114 Air - cells in insects and birds not necessary ...
... lever of the third order , 103 • Weight necessary to flight , 110 • Weight contributes to horizontal flight , 112 Weight , momentum and power to a certain extent synonymous in flight , 114 Air - cells in insects and birds not necessary ...
Página xi
... lever- ( Bishop ) , suon ) , The skeleton of a Deer— ( Pander and D'Alton ) , Muscular cycle in the act of flexing the arm , · PAGE • 19 , 20 21 25 Screws formed by the bones of the wing of the bird , the bones of the anterior extremity ...
... lever- ( Bishop ) , suon ) , The skeleton of a Deer— ( Pander and D'Alton ) , Muscular cycle in the act of flexing the arm , · PAGE • 19 , 20 21 25 Screws formed by the bones of the wing of the bird , the bones of the anterior extremity ...
Página xii
... lever of the third order , Figure - of - 8 vertical track made by the wing in flight , Do. horizontal track , 96 97 97 98 105 • 107 • 108 Feathers and cork flying forward , 112 Diagram illustrating how wings obtain their high speed ...
... lever of the third order , Figure - of - 8 vertical track made by the wing in flight , Do. horizontal track , 96 97 97 98 105 • 107 • 108 Feathers and cork flying forward , 112 Diagram illustrating how wings obtain their high speed ...
Outras edições - Ver tudo
Animal Locomotion: Or Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1882 |
Animal Locomotion, Or, Walking, Swimming, and Flying: With a Dissertation on ... James Bell Pettigrew Visualização integral - 1874 |
Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1893 |
Palavras e frases frequentes
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave convex depressed described downward dugong effective stroke elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide horizontal direction humerus inclined planes increased insect insect wing joint kite less levers limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate pectoral pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking waved track weight wing descends