F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
F04B 33/02 (2006.01) F04D 25/08 (2006.01) F16H 1/22 (2006.01) F16H 57/02 (2006.01)
Patent
CA 2643828
A manual hand crank pump has a housing with an inlet and an outlet and has a gearbox with an input and an output and a rotation speed of the output is greater than 50 or 100 times a rotation speed of said input. A hand crank connected to and operable to drive said input of said gearbox and a fan is within the housing and is connected to the output of the gearbox and is operable to pump air from the inlet to the outlet. The gearbox has a gear train with first and second single gears and first, second, third and forth composite gears, each composite gear having a small gear and a large gear coaxial with said small gear which provide an aggregate gear ration of more than 1:50 or more than 1:100. The hank crank pivots between a stored position and an operating position.
Gowling Lafleur Henderson Llp
Ideal Time Consultants Limited
Lau Vincent W.s.
LandOfFree
Manual hand crank pump and method does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Manual hand crank pump and method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Manual hand crank pump and method will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1547908