Title:
タイヤ圧力検出装置
Document Type and Number:
Japanese Patent JP6498646
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To press a pressure sensor against a wall portion provided with a pressure introducing port through a seal member having elastic force.SOLUTION: A transmitter 20 is equipped with a case 21. The transmitter 20 is equipped with a sensor seal 41, a pressure sensor 42, a substrate, an antenna 61, two battery terminals 52 and 53, and a battery 71 in the case 21. As the pressure sensor 42, a first pressure sensor 42A or a second pressure sensor having shorter dimensions in a height direction than the first pressure sensor 42A is used. The case 21 is equipped with a case body 22 of a bottomed cylindrical shape, and a cover 27 blocking an opening portion 26 of the case body 22. The case body 22 is equipped with a wall portion 23 having a pressure introducing port 25, and a peripheral wall 24 raised from the wall portion 23. The cover 27 is equipped with a first pressing portion 35 capable of pressing the first pressure sensor 42A against the wall portion 23 through the sensor seal 41, and a second pressing portion 36 capable of pressing the second pressure sensor against the wall portion 23 through the sensor seal 41.SELECTED DRAWING: Figure 2
Inventors:
Yasuhisa Tsujita
Application Number:
JP2016191922A
Publication Date:
April 10, 2019
Filing Date:
September 29, 2016
Export Citation:
Assignee:
Pacific Industry Co., Ltd.
International Classes:
G01L17/00; B60C23/04; B60C29/02
Domestic Patent References:
| JP2007055347A | ||||
| JP2010095151A | ||||
| JP4084003U |
Foreign References:
| US20040118196 | ||||
| US20060191466 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda