Two-way ratchet device

The utility model discloses a two-way ratchet device. The two-way ratchet device comprises a frame, a ratchet and a pawl, and is characterized in that the ratchet is connected with the shaft of an apparatus through a key joint; the pawl has a shoe-shaped structure and includes two ratchet teeth; the...

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Bibliographic Details
Main Authors SONG WENJIAN, YANG XISHAN, ZHAO JIGANG, LI MIAO
Format Patent
LanguageChinese
English
Published 24.11.2010
Subjects
BLASTING
ENGINEERING ELEMENTS AND UNITS
GEARING
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:The utility model discloses a two-way ratchet device. The two-way ratchet device comprises a frame, a ratchet and a pawl, and is characterized in that the ratchet is connected with the shaft of an apparatus through a key joint; the pawl has a shoe-shaped structure and includes two ratchet teeth; the pawl is arranged on a control shaft; the control shaft is arranged on the frame; an operating rod is arranged at the outer side end of the control shaft; a spring location device is disposed on the support, and includes a ball; and the ball is in contact with the pawl when pushed by the spring. The ratchet has a rectangular groove. The two-way ratchet device has the advantages of simple structure, convenient operation, high operation reliability of the ratchet, and can achieve two-way intermittent movement to meet the requirement for transmission of moderate loads.
Bibliography:Application Number: CN20102119733U