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:
Aug. 15, 1989
Filed:
Oct. 21, 1987
Applicant:
Inventors:
Aloys J Smahlik, Valley Springs, CA (US);
Michael A Smahlik, Oakland, CA (US);
Richard D Phipps, Morgan Hill, CA (US);
Assignee:
Steccone Products Co., Oakland, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B / ;
U.S. Cl.
CPC ...
403297 ; 248161 ; 248411 ;
Abstract
An interior clamping device for tubular poles which includes a driver disposed in one tubular member with a tapered end portion projecting outwardly from the tubular member. An expandable sleeve is disposed in a second tubular member. Locking means removably secure the driver to the sleeve by a fastener so that when the driver is rotated in one direction the expandable sleeve is moved radially outwardly against the inner surface of the tube to lock the tubes together.