Japan, July 14 -- AKEBONO BRAKE IND CO LTD has got intellectual property rights for 'DRUM BRAKE DEVICE.' Other related details are as follows:
Application Number: JP,2022-159213
Category (FI): F16D65/09@Z,F16D51/22@Z
Stage: PROBLEM TO BE SOLVED: To provide a drum brake device which can prevent a shaft part of a support pin from coming off from a web hole and a lever hole.SOLUTION: A support pin 4 for supporting a parking lever key 3 on a web 7a of a brake shoe 2a so as to be turnable, includes: a shaft part 21 inserted into a web hole 17 and a lever hole 18 from the web hole 17 side; a head part 22 which is constructed integrally with the shaft part 21, has an outer diameter larger than an inner diameter of the web hole 17, and is positioned opposite the web 7a. The shaft part 21 includes: a loose fitting part 23 loosely fit in the web hole 17; and a pressure-insertion part 24 pressure-inserted into the lever hole 18. An abutment position (X) of the web hole 17 and the loose-fitting part 23 and an abutment position (R) of the parking lever 3 and a strut 5 during turning of the parking lever 3 are located offset in an axial direction of the support pin 4.SELECTED DRAWING: Figure 6 (Grant)
Filing Date: Oct. 3, 2022
Publication Date: April 15, 2024
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
