Title:
刻印機
Document Type and Number:
Japanese Patent JP7247043
Kind Code:
B2
Abstract:
To provide a stamper with restrained variations in stamping force during stamping.SOLUTION: A stamper includes a pen case, a cylindrical electromagnetic coil housed inside the pen case, an iron core which is driven along a movement space inside the electromagnetic coil by a magnetic field formed by the electromagnetic coil, a stylus holder arranged on a tip front side of the pen case, a bearing member supported by the stylus holder, and a stylus mounted on the tip side of the iron core and having the bearing member inserted therein. A damper member for receiving a collision of the iron core at a top dead center of the iron core is set in an innermost part where a rear end side of the iron core is housed in the pen case. The damper member includes a metallic holder member which is inserted into the innermost part and receives the iron core; and an elastic body inserted into a gap between a peripheral surface of the holder member and the innermost part inner peripheral surface of the pen case.SELECTED DRAWING: Figure 1
Inventors:
Miyagi
Masato Takii
Masato Takii
Application Number:
JP2019133560A
Publication Date:
March 28, 2023
Filing Date:
July 19, 2019
Export Citation:
Assignee:
Vector Co., Ltd.
International Classes:
B41K3/36
Domestic Patent References:
| JP51037013U | ||||
| JP2009538750A | ||||
| JP2010105124A | ||||
| JP3218884A | ||||
| JP49016735B1 |
Foreign References:
| US20180056494 | ||||
| DE102006052421A1 |
Attorney, Agent or Firm:
田▲崎▼ 聡
Tomomasa Katsumata
Takuya Shiraishi
Tomomasa Katsumata
Takuya Shiraishi