Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on AëronauticsD. Appleton, 1893 - 264 páginas |
Dentro del libro
Resultados 6-10 de 32
Página 53
... carried away 1 The spreading action of the toes is seen to perfection in children . It is more or less destroyed in adults from a faulty principle in boot and shoemak ing , the soles being invariably too narrow . from the shoulder by a ...
... carried away 1 The spreading action of the toes is seen to perfection in children . It is more or less destroyed in adults from a faulty principle in boot and shoemak ing , the soles being invariably too narrow . from the shoulder by a ...
Página 67
... carried away from the axis of motion ( d c f ) than it would during the forward stroke , or when it is extended and carried towards the axis of motion . This follows , because the concave surface of the tail is applied to the water ...
... carried away from the axis of motion ( d c f ) than it would during the forward stroke , or when it is extended and carried towards the axis of motion . This follows , because the concave surface of the tail is applied to the water ...
Página 70
... carried away from and to the right of the line a b . The curves g h indicate the resistance experienced by the tail when it is extended and carried towards the line a b . This constitutes a half vibration or oscillation of the tail ...
... carried away from and to the right of the line a b . The curves g h indicate the resistance experienced by the tail when it is extended and carried towards the line a b . This constitutes a half vibration or oscillation of the tail ...
Página 82
... carried away from the mesial line of the body . --Original . C shows the arms and legs in an intermediate position , i.e. when they are neither flexed nor extended . The arms and legs require to be in the posi- tion shown at A before ...
... carried away from the mesial line of the body . --Original . C shows the arms and legs in an intermediate position , i.e. when they are neither flexed nor extended . The arms and legs require to be in the posi- tion shown at A before ...
Página 87
... carried forwards , while the left arm is extended and forced backwards , and vice versa . The left arm always moves in an opposite direction to the right arm and legs . We have thus in the side stroke three limbs moving together in the ...
... carried forwards , while the left arm is extended and forced backwards , and vice versa . The left arm always moves in an opposite direction to the right arm and legs . We have thus in the side stroke three limbs moving together in the ...
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