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Patent Searching and Data


Title:
ELECTRICAL HEATING ELEMENT, AND SOFTENING DEVICE THEREFOR AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2019/149222
Kind Code:
A1
Abstract:
Disclosed is a softening device (200) for softening an outer insulating sheath of an elongate electrical heating element (121), especially a metal electrical heating wire, to be sewed to a cushion, especially a seat cushion or a back cushion of a vehicle. The softening device (200) comprises a body (210). The body is provided with an air supply channel and a material supply channel (211), and is further provided with an open accommodating cavity (213). Hot air can be supplied to pass through the air supply channel; the elongate electrical heating element (121) can be supplied to pass through the material supply channel (211). The air supply channel and the material supply channel (211) are isolated from each other and are both communicated with the open accommodating cavity (213). The electrical heating element (121) passes through the material supply channel (211) and the open accommodating cavity (213), and is then discharged from the body (210). Also disclosed are the electrical heating element (121), a sewing apparatus using the softening device, and a control method for the softening device.

Inventors:
LIU, Zhiwu (Gentherm Automotive Ltd, No.3 Jinyuan Road Langfang Economic and Technical Development Zon, Langfang Hebei 1, 065001, CN)
WEN, Zhangang (Gentherm Automotive Ltd, No.3 Jinyuan Road Langfang Economic and Technical Development Zon, Langfang Hebei 1, 065001, CN)
Application Number:
CN2019/073930
Publication Date:
August 08, 2019
Filing Date:
January 30, 2019
Export Citation:
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Assignee:
GENTHERM GMBH (Rudolf-Diesel-Str. 12, Odelzhausen, Odelzhausen, DE)
LIU, Zhiwu (Gentherm Automotive Ltd, No.3 Jinyuan Road Langfang Economic and Technical Development Zon, Langfang Hebei 1, 065001, CN)
WEN, Zhangang (Gentherm Automotive Ltd, No.3 Jinyuan Road Langfang Economic and Technical Development Zon, Langfang Hebei 1, 065001, CN)
International Classes:
H05B3/34; B29C65/00; B29C65/62
Foreign References:
CN208158920U2018-11-27
CN201613642U2010-10-27
CN1159840A1997-09-17
CN204999393U2016-01-27
CN206344449U2017-07-21
Attorney, Agent or Firm:
NTD PATENT AND TRADEMARK AGENCY LTD. (10th Floor, Tower C Beijing Global Trade Center,36 North Third Ring Road East, Dongcheng District, Beijing 3, 100013, CN)
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