Title:
LOCK MECHANISM
Document Type and Number:
Japanese Patent JP2023005495
Kind Code:
A
Abstract:
To provide a lock mechanism having a reduced number of parts, which allows the cost of parts and man-hours for installation to be reduced.SOLUTION: The lock mechanism of a fitting comprises a body part having an arm to be engaged with a part of a sash of the fitting, a lever handle, and a handle pedestal. A support part for supporting the shaft portion of the lever handle is insertable only at a specified angle to a hole part formed in the handle pedestal. The hole part is provided with a protrusion for restricting the insertion of the support part at angles other than the specified angle. The support part is provided with a non-intervention part at a position corresponding to the protrusion at a specified angle.SELECTED DRAWING: Figure 12
Inventors:
ADACHI SHINTARO
FUWA KOJI
KUJIME TOSHIYUKI
FUWA KOJI
KUJIME TOSHIYUKI
Application Number:
JP2021107461A
Publication Date:
January 18, 2023
Filing Date:
June 29, 2021
Export Citation:
Assignee:
LIXIL CORP
International Classes:
E05B3/00; E05C3/06; E06B7/16
Attorney, Agent or Firm:
Masayuki Masabayashi
Tetsuo Shiba
Mitsuru Iwaike
Hiroaki Hoshino
Tetsuo Shiba
Mitsuru Iwaike
Hiroaki Hoshino