F - Mech Eng,Light,Heat,Weapons – 02 – M
Patent
F - Mech Eng,Light,Heat,Weapons
02
M
123/53
F02M 7/08 (2006.01)
Patent
CA 1127919
-16- ABSTRACT OF THE DISCLOSURE The figure shows a carburetor accelerator pump lock- out assembly having an actuating lever 70 connected to the throttle valve shaft 26 by a pin and cam slot connection, the lever 70 pulling down on an accelerator pump lever 62 upon opening movement of the throttle valve to actuate the pump to inject fuel into the carburetor induction passage 12; the lever 70 having an extended portion adapted to be engaged by a vacuum controlled servo plunger 92 to prevent pumping movement of the lever, vacuum being supplied to servo chamber 98 from an induction passage port 28 past a number of flow delay devices 114, 116, 118 that delay the decay of vacuum in chamber 98 for 4-5 seconds upon momen- tary return of the throttle valve to the idle speed posi- tion from the off idle position to prevent operation of the pump while permitting operation of the pump when the throt- tle valve is maintained in the idle speed position for longer than the 4-5 second period.
342715
Ford Motor Company Of Canada Limited
Sim & Mcburney
LandOfFree
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