Title:
IGNITER
Document Type and Number:
WIPO Patent Application WO/2021/056319
Kind Code:
A1
Abstract:
An igniter, comprising a housing (4) having a gas chamber, a piezoelectric assembly (3) provided in the housing (4), a key (1) provided above the piezoelectric assembly (3), and a conductive spring (2) mounted in the key (1). The key (1) is provided with an open slot (11), and a rib (12) is formed in the open slot (11); the conductive spring (2) is embedded into the open slot (11); the conductive spring (2) is provided with a close ring portion (21) and a loose ring portion (22); the rib (12) is snapped into the loose ring portion (22); the conductive spring (2) is conductively connected to a pole of the piezoelectric assembly (3). The key (1) is provided with the open slot (11) for embedding of the conductive spring (2), the conductive spring (2) is easy to mount, and the rib (12) of the key (1) is snapped into the loose ring portion (22) of the conductive spring (2), thereby effectively preventing an axial displacement of the conductive spring (2).
Inventors:
YI XIAOCHEN (CN)
Application Number:
PCT/CN2019/108100
Publication Date:
April 01, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
WEICHENG LIGHTER MFT CO LTD (CN)
International Classes:
F23Q2/16; F23Q2/34
Domestic Patent References:
| WO2018108254A1 | 2018-06-21 |
Foreign References:
| CN204045495U | 2014-12-24 | |||
| CN104930042A | 2015-09-23 | |||
| DE503791C | 1930-07-26 | |||
| CN1283310A | 2001-02-07 | |||
| CN1177397A | 1998-03-25 | |||
| CN206695169U | 2017-12-01 | |||
| US6540506B1 | 2003-04-01 | |||
| EP1335146A1 | 2003-08-13 | |||
| DE202018102225U1 | 2018-07-09 |
Attorney, Agent or Firm:
ZHEJIANG SHINE PATENT OFFICE (GENERAL PARTNER) (CN)
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