Electromagnetic valve
US12270486B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2021 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Jan 9, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/408
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed is an electromagnetic valve, comprising an iron core assembly, a sleeve, a first spring, and a cushioning member. Part of the iron core assembly is located on the inner circumference of the sleeve, the sleeve comprises a bottom, the bottom is located at one end of the sleeve in the axial direction of the sleeve, the iron core assembly comprises a hole portion, the hole portion has a hole, the hole has an opening facing the bottom in the iron core assembly, and at least part of the first spring is located in the hole; in the axial direction of the sleeve, part of the cushioning member is located between the bottom and the first spring, one end of the cushioning member is in contact with the bottom, one end of the first spring is in contact with the cushioning member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.