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:
Jun. 13, 1989
Filed:
Jan. 26, 1988
Applicant:
Inventor:
Grigory Grishchenko, River Edge, NJ (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
92 88 ; 92 89 ; 92 90 ; 92 8 / ;
Abstract
A pressure fluid actuator having an elongated tubular chamber, a slot extending longitudinally along the wall of the chamber, a flexible hose member within the chamber and an improved reciprocally movable bracket having an upper portion extended through said slot and connected to a workpiece, which is slidable along the exterior of said chamber, and a lower portion having a rotatably mounted shaft with a pair of rollers for engagement with said flexible hose member to create a reciprocal movement of the bracket.