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.

Date of Patent:
Jul. 09, 2024

Filed:

Jul. 10, 2019
Applicant:

Lifetech Scientific (Shenzhen) Co., Ltd, Guangdong, CN;

Inventors:

Junqiang Zhang, Shenzhen, CN;

Gang Wang, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/966 (2013.01);
U.S. Cl.
CPC ...
A61F 2/966 (2013.01);
Abstract

An anti-shrinkage device for a conveyor and a conveyor thereof, wherein the anti-shrinkage device is sleeved on a sheath core tube of a conveyor and is located between an end head of the conveyor and a push rod. The anti-shrinkage device includes at least two hollow anti-retraction members, and the at least two anti-retraction members are arranged at an interval along the length direction of the sheath core tube. The anti-shrinkage device further includes a connection member that connects any two adjacent anti-retraction members among the at least two anti-retraction members.


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