Title:
PNEUMATIC CONTROL VALVE SET, PNEUMATIC MASSAGE CONTROL VALVE AND MULTIPLE PNEUMATIC CONTROL UNIT
Document Type and Number:
WIPO Patent Application WO/2022/062837
Kind Code:
A1
Abstract:
A pneumatic control valve set, a pneumatic massage control valve and a multiple pneumatic control unit, wherein the pneumatic control valve set comprises a first valve layer (1), a second valve layer (2), an air inlet (3) arranged at one end of the first valve layer (1), a pneumatic port (4) arranged at one end of the second valve layer (2), a valve connection hole (5) arranged between the first valve layer (1) and the second valve layer (2), a first elastic control assembly (6) arranged in the second valve layer (2), an air vent (7) arranged between the pneumatic port (4) and the first elastic control assembly (6), a second elastic control assembly (8) arranged outside the second valve layer (2), and a first electric control unit arranged on one side of the second valve layer (2) that is away from the first valve layer (1).
Inventors:
ZHANG HAITAO (CN)
Application Number:
PCT/CN2021/115128
Publication Date:
March 31, 2022
Filing Date:
August 27, 2021
Export Citation:
Assignee:
LANGFANG GOLDEN TIME TECH DEVELOPMENT CO LTD (CN)
International Classes:
F16K11/14; B60N2/66; B60N2/90; F16K11/20; F16K27/02; F16K31/02; F16K47/08
Foreign References:
| CN112066040A | 2020-12-11 | |||
| CN108167495A | 2018-06-15 | |||
| CN2334966Y | 1999-08-25 | |||
| CN109780271A | 2019-05-21 | |||
| JP2007315529A | 2007-12-06 |
Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (CN)
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