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:
Mar. 04, 1980
Filed:
Sep. 29, 1978
Applicant:
Inventors:
Henry Voituriez, Dunkerque, FR;
Rene Aymard, Grande Synthe, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285367 ; 285411 ;
Abstract
The device is adapted to facilitate the assembly and disassembly of pipe sections in a blast downpipe. It comprises two flanges defining frustoconical bearing surfaces and a collar comprising clamping jaws which engage on said bearing surfaces. The collar is suspended from a support constructed in two parts, one of which parts is fixed and the other pivotally mounted on the first part. The collar may be clamped or unclamped by means of two screw and nut units.