Tooth construction for digging buckets
US4329798A · kind A · utility
Inventor
Key dates
| Filing date | Jul 29, 1980 |
| Grant date | May 18, 1982 |
| Priority date | — |
| Expiry date | Jul 29, 2000 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F9/2858
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A digger tooth for a power digging bucket or the like including an operating portion and an attachment portion, the operating portion comprising in combination: PA0 a back wall having an upper end, a lower end, and an upper surface extending forwardly and downwardly from the upper end to the lower end; PA0 a lower edge extending forwardly from the lower end of the back wall to a leading end; PA0 first and second sidewalls extending upwardly and diverging from the lower edge to define an open cavity, the first and second sidewalls each having a rear edge integral with the back wall and a forward edge, the forward edges together defining a front end opening; and PA0 a wing-like flange extending laterally outwardly from each of the sidewalls from the respective upper edges thereof, each of the wing-like flange also merging at a trailing end thereof with the upper end of the back wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.