Speed governor for a pneumatic power tool

Details Speed governor for a pneumatic power tool Speed governor for a pneumatic power tool

1993-06-08

1994-05-24

Kwon, John T.

Rotary kinetic fluid motors or pumps

With control means responsive to non-cyclic condition...

By shaft speed or torque responsive means

415 37, 137220, F01D 702

Patent

active

053142993

ABSTRACT:
A speed governor for a pneumatic power tool which comprises a housing (10) with pressure air supply means (16-18) and an air turbine (20) including a turbine wheel (22) drivingly coupled to an output spindle and a number of air nozzles (25) for directing motive pressure air onto the turbine wheel (22), wherein the speed governor comprises a flow controlling valve element (43) associated with an activation piston (44) for adjusting the valve element (43) in response to a control pressure obtained in a pressure sensing opening (34) located opposite an idle running nozzle (28) downstream of the turbine wheel (22).

REFERENCES:
patent: 824546 (1906-06-01), Junggren
patent: 3703339 (1972-11-01), Czuszak
patent: 4285495 (1981-08-01), King
patent: 4351353 (1982-09-01), Filidoro et al.
patent: 4606340 (1986-08-01), Ansite
patent: 4651768 (1987-03-01), Epe
patent: 4721283 (1988-01-01), Wilson
patent: 4747426 (1988-05-01), Weevers
patent: 4911196 (1990-03-01), Kemp

Affiliated with

Also associated with

Rating

Speed governor for a pneumatic power tool does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Speed governor for a pneumatic power tool, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Speed governor for a pneumatic power tool will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1968807