Patient support lift assembly
US11813214B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2021 |
| Grant date | Nov 14, 2023 |
| Priority date | — |
| Expiry date | May 3, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G7/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A patient support apparatus includes a base, a frame supported relative to the base to support a mattress for supporting a patient thereon, and a lift assembly for raising or lowering the frame relative to the base. The lift assembly includes a pair of lifting legs, a pair of crank arms, and an actuator. The actuator has a fixed end mounted relative to the lifting legs and an extendible end and supports a pin connection between the extendible end and the fixed end. The pin connection being movable with the extendible end and is pivotally coupled to the pair of crank arms, with the pair of crank arms coupled at upper ends thereof to the lifting legs and at lower ends thereof to the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.