Title:
SQUARE CORE, HANDLE UNIT, AND HANDLE FITTING STRUCTURE
Document Type and Number:
Japanese Patent JP2023010386
Kind Code:
A
Abstract:
To prevent rattling of a square core in a square hole.SOLUTION: A square core 10 comprises a square core body 11 and a movable body 12. The square core body 11 is provided with a storage groove 11k for storing the movable body 12, and a first opening 11m. The movable body 12 is provided with a pressed part 12g and a first abutment 12e. The first opening 11m is provided on the pressing-direction tip side of the movable body 12. When the movable body 12 in the storage groove 11k is pressed in the opening direction of the first opening 11m, the first abutment 12e of the movable body 12 projects through the first opening 11m to be pressed against the inner surface of a square hole C2. A handle unit comprises the square core 10 and a handle fitted to the square core 10. A handle fitting structure has a lock case C built in a door body D, the square core 10 is inserted into a square hole C1 of the lock case C, and the handle is fitted to the square core 10.SELECTED DRAWING: Figure 1
Inventors:
SATO MASUMI
Application Number:
JP2021114481A
Publication Date:
January 20, 2023
Filing Date:
July 09, 2021
Export Citation:
Assignee:
BEST INC
International Classes:
E05B3/10; E05B1/00; E05B3/04
Attorney, Agent or Firm:
Masahide Kobayashi
Shoji Kobayashi
Shoji Kobayashi
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