Excavating shovel
US4633601A · kind A · utility
18Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1984 |
| Grant date | Jan 6, 1987 |
| Priority date | — |
| Expiry date | Sep 25, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32451
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An excavating shovel having pivotally interconnected back and front sections and wherein the front section has a torque tube supported by bushing means on the back section and wherein the torque tube is equipped with radially extending moment arm means for pivotal actuation of the front section toward and away from the back section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.