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:
Oct. 23, 1990
Filed:
Mar. 14, 1989
Dik Arentsen, Leiderdorp, NL;
IHC Holland N.V., Sliedrecht, NL;
Abstract
Method for driving a hydraulic submerged tool whereby the hydraulic pressure energy is generated in a submerged power converter, being driven by pressurized surrounding water which after the energy transfer is exhausted into the surrounding water, said power converter consisting of one or more work cylinders (1, 2), each by means of a floating piston (3, 4) being divided in a space (5, 6) filled with the pressurized surrounding water and a space (7, 8), filled with a hydraulic work medium, switching means (17, 18) being provided, for alternately connecting said space (5, 6) either to a feed conduct (13) for pressurized surrounding water, or to an exhaust (14).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile