Distance measuring device
US7040036B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jan 25, 2005 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Jan 31, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B3/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A distance measuring device includes a housing having a distance meter, a measuring wheel having a wheel axle rotatably engaged into the housing and coupled to the distance meter. A brake wheel is disposed on the wheel axle. A brake arm is pivotally secured in the housing and movable to engage with the brake wheel for braking the brake wheel. A pole includes a foldable structure, a handle is disposed on top of the pole, a brake lever and a handgrip are pivotally secured to the handle and extended out of the handle for being actuated by users, and coupled to the brake arm and the distance meter with flexible brake cable and a flexible wire, which allow the segments of the pole to be folded relative to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.