Document Type and Number:
Japanese Patent JPH0220877
Kind Code:
B2
Abstract:
The invention relates to a pressure relay comprising inside its body, and besides a distributor device with a pressure inlet, an outlet and an exhaust, an auxiliary conduit of large cross-section which is connected with a control input of the said distributor device and comprises means to mount the said body on the jack, and to receive a pipe fitting supplying pressure to a jack. The invention finds an application for signalling the outermost positions of a jack piston, or in combination with branch-pipe type jacks.
Inventors:
DANIERU BUTEIYU
ERITSUKU PETORIMO
JAN RYUTSUKU BYURUBAN
ERITSUKU PETORIMO
JAN RYUTSUKU BYURUBAN
Application Number:
JP7856181A
Publication Date:
May 10, 1990
Filing Date:
May 23, 1981
Export Citation:
Assignee:
LEGRIS FRANCE SA
International Classes:
F16K51/00; F15B15/14; F15B15/28; F15C3/02; F16K27/00; F16K31/126
Next Patent: POSITIVELY CHARGEABLE TONER