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. 09, 2023
Filed:
Dec. 03, 2020
Applicant:
Ningbo Xuli Metal Products Co., Ltd., Zhejiang, CN;
Inventors:
Assignee:
NINGBO XULI METAL PRODUCTS CO., LTD., Zhejiang, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60P 7/08 (2006.01);
U.S. Cl.
CPC ...
B60P 7/0846 (2013.01); B60P 7/083 (2013.01);
Abstract
A safety tensioning device includes a base, a handle, a winding mechanism and a first bundling strap. The first bundling strap is disposed on the main rotating shaft and the winding mechanism. The winding mechanism includes a box, a coil spring component and a winding shaft passing through the box with two ends exposed out of the box. One end of the winding shaft is attached to the coil spring component, a centrifugal self-locking mechanism to stop the winding shaft winding when a rotation speed is too fast, is attached to another end of the winding shaft.