Gear shiftable planetary transmission
US6070675A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1999 |
| Grant date | Jun 6, 2000 |
| Priority date | — |
| Expiry date | Feb 24, 2019 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H59/041
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A gear switchable planetary transmission for an electric hand power tool has a transmission housing, a hollow gear which is axially displaceable for a gear shifting and provided with a peripheral groove, a gear shifting member for an axial displacement of the hollow gear and provided with radial fingers engaging in the peripheral groove of the hollow gear, the gear shifting member having a shifting sleeve sliding on the gear transmission and at least one finger which is formed as a loop in at least one wire bracket, so that the at least one wire bracket is axially non displaceably inserted in the shifting sleeve and with its at least one loop engages through radial passages which are arranged over a periphery of the switching sleeve with offset in the transmission housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.