Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on AëronauticsD. Appleton, 1893 - 264 páginas |
Dentro del libro
Resultados 1-5 de 31
Página v
... vibrate pendulum fashion , The tail of the fish , the wing of the bird , and the extremity of the biped and quadruped are screws structurally and functionally . They describe figure - of - 8 and waved tracks , 10 11 12 The body and wing ...
... vibrate pendulum fashion , The tail of the fish , the wing of the bird , and the extremity of the biped and quadruped are screws structurally and functionally . They describe figure - of - 8 and waved tracks , 10 11 12 The body and wing ...
Página vii
... • 149 · The wing vibrates unequally with reference to a given line , Points wherein the screws formed by the wings differ from those in common use . 150 • 151 PAGE The wing at all times thoroughly under control , CONTENTS . vii.
... • 149 · The wing vibrates unequally with reference to a given line , Points wherein the screws formed by the wings differ from those in common use . 150 • 151 PAGE The wing at all times thoroughly under control , CONTENTS . vii.
Página viii
... the nature and position of said ligaments in the Pheasant , Snipe , Crested Crane , Swan , etc. , · 180 • 182 183 186 188 · 189 190 191 The elastic ligaments more highly differentiated in wings which vibrate viii CONTENTS .
... the nature and position of said ligaments in the Pheasant , Snipe , Crested Crane , Swan , etc. , · 180 • 182 183 186 188 · 189 190 191 The elastic ligaments more highly differentiated in wings which vibrate viii CONTENTS .
Página ix
... vibrate rapidly , · Power of the wing , to what owing , PAGE 193 194 Reasons why the effective stroke should be delivered down- wards and forwards , 195 The wing acts as an elevator , propeller , and sustainer , both during extension ...
... vibrate rapidly , · Power of the wing , to what owing , PAGE 193 194 Reasons why the effective stroke should be delivered down- wards and forwards , 195 The wing acts as an elevator , propeller , and sustainer , both during extension ...
Página 11
... vibrate pendulum fashion on either side of the spine , when it is lashed to and fro in the act of swimming . It is made to rotate upon one or more of the vertebræ of the spine , the vertebra or vertebræ forming the centre of a ...
... vibrate pendulum fashion on either side of the spine , when it is lashed to and fro in the act of swimming . It is made to rotate upon one or more of the vertebræ of the spine , the vertebra or vertebræ forming the centre of a ...
Contenido
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Términos y frases comunes
action aërial albatross angle animal arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave 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 hind horizontal direction humerus inclined planes increased insect wing joint kite less lever limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate pectoral fins pinion porpoise portion position posterior extremities posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse right arm root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking waved track weight wing descends