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:
Sep. 17, 1991
Filed:
Aug. 13, 1990
Applicant:
Inventor:
Lester N Smith, Annandale, MN (US);
Assignee:
Malco Products, Inc., Annandale, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21F / ;
U.S. Cl.
CPC ...
140 932 ; 1401236 ;
Abstract
A tensioning and cut off tool for applying a strap to a bundle or to circular flexible air duct which is being joined to circular metal duct work. The tool includes a quick release operating mechanism to suddenly cut the strap when a predetermined force is applied to the handles of the tool, and further includes an adjustment means for adjusting the predetermined force for cutting the strap. An improved strap engaging mens is also disclosed that includes a discontinuous edge that engages the strap during the gripping and tensioning of the strap of minimizing the chances of a severing of the strap by the strap engaging means.