Patent · US Active

Opening and closing mechanism and image forming apparatus

US10603935B1 · kind B1 · utility

2Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 2019
Grant dateMar 31, 2020
Priority date
Expiry dateJul 10, 2039

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/169
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An opening and closing mechanism includes an opening and closing door that is rotatably supported to be movable between a closed position where an opening of an apparatus body is covered and an opened position where the opening is opened, a link member provided in the apparatus body and rotatably supported by a rotary shaft, a guide member having a first guide surface that moves while being in contact with the link member in a case where the opening and closing door moves to the closed position and a second guide surface that moves while being in contact with the link member in a case where the opening and closing door moves to the opened position, and a switching member that guides the link member from the first guide surface to the second guide surface, in which the switching member includes a root portion and an arm extending from the root portion to an opposite side to the apparatus body, and a first rotational moment toward the first guide surface using the root portion as an axis is applied to the arm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.