The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 1976
Filed:
May. 02, 1973
Applicant:
Inventors:
Andre Castela, Le-Mesnil-le-Roi, FR;
Philippe Joubert, Meudon-la-Foret, FR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66D / ;
U.S. Cl.
CPC ...
254172 ; 175-5 ;
Abstract
This apparatus comprises a main jack for supporting elements from the installation and a regulating device which includes at least one pivoting jack and makes use of a source of pressurized fluid in communication with a chamber of variable volume in which the pressure of the fluid varies in inverse proportion with respect to the volume of the chamber. The main jack and the regulating device are connected in parallel to the source of pressurized fluid and the regulating device supplies a pressurized auxiliary fluid to means for adjusting the force exerted by the main jack.