Wheel lift weight measurement structure and bed balance thereof
US7589288B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2007 |
| Grant date | Sep 15, 2009 |
| Priority date | — |
| Expiry date | Dec 13, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01G19/021
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A wheel lift weight measurement structure that directly lifts up wheel and a bed balance therefore includes a seat, at least one pedal, a locating mechanism, at least one weight sensor, and a support; one the pedal revolves and is pressed down at where it is pivoted to the frame, the weight sensor pivoted to the pedal holes against and lifts up the body of the support and lifts up the wheels of the sickbed at the same time to perform measurement of weight; the weight measurement is done depending on the quantity of the wheel of the sickbed by having disposed the wheel lift weight measurement structure to each wheel or each wheel on each corner and having the results measured by each wheel lift weight measurement structure transmitted to a measurement device to solve the results before transmitting the results to each display to form a bed balance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.