Title:
HEAT TREATMENT DIE AND HEAT TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2023/020596
Kind Code:
A1
Abstract:
Disclosed in the present application is a heat treatment die. The heat treatment die comprises an annular member, wherein the annular member has an axial direction in space, one or more annular members are provided, and a positioning groove is provided at the periphery and/or an inner edge of each annular member; and in a heat treatment state, the annular members are arranged in the axial direction of the annular member, and at least one part of a workpiece is embedded in the positioning groove corresponding to the workpiece in position and is restrained and shaped by the annular member.
Inventors:
YANG LINGFENG (CN)
ZHAO MANMAN (CN)
ZHAO MANMAN (CN)
Application Number:
PCT/CN2022/113442
Publication Date:
February 23, 2023
Filing Date:
August 18, 2022
Export Citation:
Assignee:
VENUS MEDTECH HANGZHOU INC (CN)
International Classes:
A61F2/90; D04C1/06
Foreign References:
| CN102362023A | 2012-02-22 | |||
| CN110314024A | 2019-10-11 | |||
| CN1269707A | 2000-10-11 | |||
| CN109662820A | 2019-04-23 | |||
| DE102019101238B3 | 2020-06-04 | |||
| US20090198315A1 | 2009-08-06 | |||
| JP2006175017A | 2006-07-06 |
Attorney, Agent or Firm:
SHINY INTELLECTUAL PROPERTY FIRM (CN)
Download PDF:
Previous Patent: LASER DEVICE AND LASER PROJECTION DEVICE
Next Patent: HARMONIC MAGNETIC FIELD DRIVING ELECTRIC MOTOR
Next Patent: HARMONIC MAGNETIC FIELD DRIVING ELECTRIC MOTOR