Electric pressure cooker having safety switch device
US10687650B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2017 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Jul 24, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J27/09
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An electric pressure cooker having a safety switch device. The electric pressure cooker includes a cooker body and a lid; wherein the cooker body is provided with a push rod vertically reciprocating relative to the cooker body; the cooker body is further provided with a microswitch; a driving rod of the microswitch horizontally reciprocates relative to the cooker body; after the push rod moves downward, the driving rod of the microswitch is pushed to trigger the microswitch by the push rod; after the push rod moves upward, the driving rod of the microswitch is detached from the push rod; an upper end of the push rod abuts against the lid and the push rod moves upward and downward with rotation of the lid to detach from and push the push rod of the microswitch; and the microswitch is electrically connected to a circuitry of the electric pressure cooker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.