Lawn sweeper
US7610646B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2006 |
| Grant date | Nov 3, 2009 |
| Priority date | — |
| Expiry date | Jun 27, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G20/43
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A towable lawn sweeper comprising a housing, a hitch assembly, a sweeper assembly and a sweeper height adjustment assembly. The hitch assembly is rigidly coupled to the housing and includes a clevis comprising a plurality of connector members forming a plurality of connection positions to adjustably couple the lawn sweeper to a tow vehicle. The sweeper assembly is rotatably coupled to the housing and includes at least one brush that is attached to an axle of the sweeper assembly in a spiral pattern about a longitudinal axis of the axle. The sweeper height adjustment assembly is pivotably coupled to the housing and includes a height adjustment bar pivotally mounted to the housing, a lever extending from the height adjustment bar generally perpendicular, a height retention member pivotally connected to the hitch assembly, and a fastener to releasably secure the lever to the height retention member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.