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:
May. 11, 1993
Filed:
Nov. 06, 1991
Applicant:
Inventors:
Michael E Corwon, Texarkana, TX (US);
Edwin A Bird, Ashdown, AR (US);
Kirby L Shaddix, Texarkana, TX (US);
Assignee:
M&FC Holding Company, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285114 ; 285259 ; 285415 ; 285368 ;
Abstract
A pipe coupling member comprising a collar member, flanges disposed on the collar member for connecting the collar member a support member, the collar member and the support member being adapted cooperatively to substantially encircle a first pipe member, lugs disposed on the collar member for connecting the collar member to a collar assembly substantially encircling a second pipe member, and elongated protrusions extending inwardly from an inside surface of the collar member and adapted to engage an external surface of the first pipe member.