Hydraulic pump with piston sealing

Details Hydraulic pump with piston sealing Hydraulic pump with piston sealing

1979-11-28

1982-10-05

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277DIG6, 277102, 277124, 277125, 308 361, F16J 1548

Patent

active

043524990

ABSTRACT:
A reciprocable piston hydraulic pump is provided with a piston periphery sealing means 24 comprising, at the pressure side, a seal 25 of flexible material and adapted to surround the piston periphery, a ring 27 separating the seal 25 from a moulded pressure seal, with a reservoir 28 defined between the seal 25 and the pressure seal, and spring means 29 operable on the seal 25 to urge the latter towards the pressure seal 26.

REFERENCES:
patent: 981912 (1911-01-01), Brooke
patent: 1651131 (1927-11-01), Joyce
patent: 2150529 (1939-03-01), Tremolada
patent: 2374960 (1945-05-01), Russell
patent: 2815970 (1957-12-01), Wallace
patent: 2898867 (1959-08-01), Saalfrank
patent: 3019739 (1962-02-01), Prosser
patent: 3096070 (1963-07-01), Wolfensperger
patent: 3325173 (1967-06-01), Alt
patent: 3577833 (1971-05-01), Skelton
patent: 3785659 (1974-01-01), Maurer et al.
patent: 3849032 (1974-11-01), Mulvey et al.
patent: 3907307 (1975-09-01), Maurer et al.
patent: 3982765 (1976-09-01), Fickelscher et al.

Affiliated with

Also associated with

Rating

Hydraulic pump with piston sealing does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hydraulic pump with piston sealing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydraulic pump with piston sealing will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-420781