Rotary sprinkler with reversing mechanism and adapter seal
US5673855A · kind A · utility
13Cited by
26References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1995 |
| Grant date | Oct 7, 1997 |
| Priority date | — |
| Expiry date | Oct 16, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B15/74
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A rotary sprinkler including a sprinkler head, a drive motor and a drive train drivingly coupled to the motor and to the sprinkler head so that the motor can impart rotational movement to the sprinkler head. The drive train includes a shifter drivable between first and second positions for reversing the direction of the rotational output of the drive train. A buckling column spring provides the energy to move the shifter between the first and second positions. A one piece seal is used to provide a plurality of separate annular seals as well as to assist in mounting one or more components of the rotary sprinkler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.