C-type pliers

US8960057B2 · kind B2 · utility

Inventor

• Min Zeng · Longbeilingcun, CN

Key dates

• Filing date: Jan 21, 2013
• Grant date: Feb 24, 2015
• Expiry date: Aug 22, 2033

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B25B27/205
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A C-type pliers contains a first elongated jaw including a first recess and a third recess, a second elongated jaw including a second recess and a fourth recess; a first handle further including a first notch, and a second handle including a second notch; a switching unit including a first cover, a second cover, a shaft extending outwardly from the second cover and used to drive the first cover and the second cover simultaneously, the shaft pivots the first handle, the second handle, the first elongated jaw, and the second elongated jaw; a switching unit also including a first retainer, a second retainer, when the first retainer retains in the first recess, the second retainer retains in the fourth recess simultaneously, and when the first retainer retains in the second recess, the second retainer retains in the third recess synchronously.