Petrol Motors and Motor Cars: A Handbook for Engineers, Designers, and DraughtsmenLongmans, 1919 - 197 страници |
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Страница 24
... width of the actual seating may be about equal to half the thickness of the head of the valve , or 0.05 times the diameter of the valve opening . The wider the seating , in reason , the longer the valve will work without it being ...
... width of the actual seating may be about equal to half the thickness of the head of the valve , or 0.05 times the diameter of the valve opening . The wider the seating , in reason , the longer the valve will work without it being ...
Страница 39
... For a rod of rectangular cross - section the thickness may be 0.45 of the diameter as found by the above formula , and the width 25 times the thickness . All the above data apply to rods made from mild - steel CONNECTING RODS . 39.
... For a rod of rectangular cross - section the thickness may be 0.45 of the diameter as found by the above formula , and the width 25 times the thickness . All the above data apply to rods made from mild - steel CONNECTING RODS . 39.
Страница 42
... width of rim necessary can be easily calculated . Although , as stated above , the flywheel has no part in regulating the variation in speed between no load and full load , it may be taken that a heavy flywheel will materially assist ...
... width of rim necessary can be easily calculated . Although , as stated above , the flywheel has no part in regulating the variation in speed between no load and full load , it may be taken that a heavy flywheel will materially assist ...
Страница 81
... known values in equation 40 , we get- Р = 150 x 0.25 × 7 × 800 63000 × 0.2588 = 13 nearly The width of the surface of the cones is arrived at from consideration of the amount of wear likely to occur , FRICTION CLUTCHES . 81.
... known values in equation 40 , we get- Р = 150 x 0.25 × 7 × 800 63000 × 0.2588 = 13 nearly The width of the surface of the cones is arrived at from consideration of the amount of wear likely to occur , FRICTION CLUTCHES . 81.
Страница 82
... width . of the cone surface W- ( 41 ) Z Ꮃ . = F2750 In the case of clutches of the expanding - ring type , all ι FIG . 27 . the calculations are essentially as above , but the arrange- ment of the levers requires consideration ...
... width . of the cone surface W- ( 41 ) Z Ꮃ . = F2750 In the case of clutches of the expanding - ring type , all ι FIG . 27 . the calculations are essentially as above , but the arrange- ment of the levers requires consideration ...
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