US 11,986,935 B2
Crimping pliers
Wang Hua Chen, Wenzhou (CN)
Filed by ZHEJIANG VASUNG TOOLS CO., LTD., Wenzhou (CN)
Filed on Jun. 11, 2021, as Appl. No. 17/345,028.
Application 17/345,028 is a continuation of application No. PCT/CN2020/094540, filed on Jun. 5, 2020.
Claims priority of application No. 202010347866.5 (CN), filed on Apr. 28, 2020.
Prior Publication US 2021/0331293 A1, Oct. 28, 2021
Int. Cl. B25B 7/06 (2006.01); H01R 43/042 (2006.01)
CPC B25B 7/06 (2013.01) [H01R 43/042 (2013.01)] 16 Claims
OG exemplary drawing
 
1. Crimping pliers, comprising:
a connecting handle;
a movable handle, and
a pliers head arranged on one end of the connecting handle and one end of the movable handle;
wherein the one end of the connecting handle is bifurcated to form connecting arms and elastic support arms; the connecting arms are rotatably arranged on the pliers head and forms a linkage between the connecting handle and the pliers head; the one end of the movable handle is bifurcated to form movable connecting arms and elastic driving arms, the movable connecting arms are rotatably arranged on the pliers head and form a linkage between the movable handle and the pliers head; the elastic driving arms are rotatably arranged on the elastic support arms to make the movable handle rotatably connect with the connecting handle; limiting portions are arranged on the elastic support arms; a tension spring is arranged between the limiting portions and the movable handle;
the pliers head comprises a gear ring rotatably arranged on the movable connecting arms, two gear ring cover plates, and a plurality of crimping teeth distributed in an annular array; the two gear ring cover plates are separately arranged on two sides of gear ring and rotatably connected with the connecting arms; an accommodating cavity is formed between the gear ring and the two gear ring cover plates; the plurality of crimping teeth are respectively rotatably arranged in the accommodating cavity; each crimping tooth is in linkage with the gear ring, each crimping tooth moves along with the gear ring for mutual engagement between the crimping teeth.