Patent ID: 11891273
Assignee: TAESUNG ESCALATOR CO., LTD.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 4:
5. The overspeed and reverse drive preventing device according to claim 4, wherein the rotation limiting part includes:
a pawl rotatably which is mounted on the pawl support and of which one end portion is inserted into the ratchet wheel at the time of rotation;
a connection part connected with the pawl; and
a driving part which operates the connection part to rotate the pawl,
wherein the connection part includes:
a tension spring of which one end portion is connected with the pawl;
a connection bar of which one end portion is connected with the other end portion of the tension spring;
a connection plate which is formed in a plate shape and which is coupled with the other end portion of the connection bar; and
a driving bar of which both end portions are respectively coupled to the connection plate and the driving part, and
wherein when the pawl is inserted into the ratchet part, the connection part is extended so that the pawl is perfectly inserted into the ratchet part.