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.

Date of Patent:
Sep. 16, 1980

Filed:

Mar. 02, 1978
Applicant:
Inventor:

Frank P Haley, Upland, CA (US);

Assignee:

FMC Corporation, San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285 18 ; 285320 ; 285364 ; 285D / ;
Abstract

Mechanism for securing the end plates, or flanges, of two in-line pipe sections is disclosed. A clamp member, having two jaws which remain fixed during clamping, is pivotally mounted on a standard secured to one of the pipes. A rotary locking member has an arcuate wedge segment and an abutment surface. The locking member is powered to rotate in one direction, to raise the clamp member by engagement of said abutment surface therewith. The locking member is powered to rotate in the opposite direction to release the clamp member for movement over the flanges and to wedge the wedge segment with said flanges between said jaws.


Find Patent Forward Citations

Haley, Frank. (1980). Mechanism for clamping plates (U.S. Patent No. 4222591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4222591

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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