Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on AëronauticsD. Appleton, 1893 - 264 páginas |
Dentro del libro
Resultados 1-5 de 46
Página vii
... planes , and describes a figure - of - 8 track in space , 140 The wing , when advancing with the body , describes a looped and waved track , 143 The margins of the wing , thrown into opposite curves during extension and flexion , 146 ...
... planes , and describes a figure - of - 8 track in space , 140 The wing , when advancing with the body , describes a looped and waved track , 143 The margins of the wing , thrown into opposite curves during extension and flexion , 146 ...
Página ix
... plane , The aërial screw , Artificial wings ( Borelli's views ) , Marey's views , . Chabrier's views , Straus - Durckheim's views , • 210 211 215 • 219 226 233 233 The Author's views ; his method of constructing and applying artificial ...
... plane , The aërial screw , Artificial wings ( Borelli's views ) , Marey's views , . Chabrier's views , Straus - Durckheim's views , • 210 211 215 • 219 226 233 233 The Author's views ; his method of constructing and applying artificial ...
Página 8
... , or swimming . The flying animal receives support from the air by increasing the size of its travelling surfaces , which act after the manner of twisted inclined planes or kites . When an insect , a 3 ANIMAL LOCOMOTION .
... , or swimming . The flying animal receives support from the air by increasing the size of its travelling surfaces , which act after the manner of twisted inclined planes or kites . When an insect , a 3 ANIMAL LOCOMOTION .
Página 9
... planes or kites . When an insect , a bat , or a bird is launched in space , its weight ( from the tendency of all bodies to fall vertically downwards ) presses upon the inclined planes or kites formed by the wings in such a manner as to ...
... planes or kites . When an insect , a bat , or a bird is launched in space , its weight ( from the tendency of all bodies to fall vertically downwards ) presses upon the inclined planes or kites formed by the wings in such a manner as to ...
Página 13
... be dispensed with as in this case , the weight of the animal acting upon the inclined planes formed by the wings gets up the initial velocity . By comparing the flipper of the seal , sea - INTRODUCTION . 13 Aerial creatures.
... be dispensed with as in this case , the weight of the animal acting upon the inclined planes formed by the wings gets up the initial velocity . By comparing the flipper of the seal , sea - INTRODUCTION . 13 Aerial creatures.
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