Locking mechanism for an interconnecting bar
US6378280B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2000 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Jul 12, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2101/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A lawn mower having a deck; wheel assemblies; height adjustment mechanisms positioned intermediate the deck and wheel assemblies; an interconnecting bar positioned between at least two of the height adjustment mechanisms, the interconnecting bar being connected to the height adjustment mechanisms to transfer the movement of one height adjustment mechanism to the other height adjustment mechanism so that the height adjustment mechanisms operate in unison; a rack located on the interconnecting bar; a locking mechanism attached with the rack to hold the interconnecting bar stationary relative to the deck, the locking mechanism including a pinion rotatably mounted on the deck, the pinion meshing with the rack to releasably lock the locking mechanism in a plurality of positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.