Document Type and Number:
Japanese Patent JPS5077903
Kind Code:
A
Abstract:
The present invention concerns a piston for high pressure hydraulic machines. Said piston comprises a cylindrical body having at the periphery thereof a resiliently deformable cylindrical flange which, in use, forms a tight seal with the cylinder, the flange being integral with the piston body and forming, by means of its inner surface, a recess in the end face of the piston which is subjected to high pressure.
Application Number:
JP11224674A
Publication Date:
June 25, 1975
Filing Date:
September 28, 1974
Export Citation:
International Classes:
F04B1/00; F04B1/34; F04B53/14; F16J1/00; F16J1/02; (IPC1-7): F04B21/04; F16J1/00
Domestic Patent References:
| JP37012979A | ||||
| JP38001408A |