Roofing handroller
US5393289A · kind A · utility
21Cited by
3References
2Claims
0Family size
Inventor
Key dates
| Filing date | May 6, 1994 |
| Grant date | Feb 28, 1995 |
| Priority date | — |
| Expiry date | May 6, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/108
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An improved roofing handroller for both press-welding and/or sealing overlapping edges of roofing material sheets together. The present invention provides a roofing handroller comprising a body defining a handle, two extended L-shaped roller bearing sections, each attached at an end of the handle, and two rollers, each rotatably mounted on a roller bearing section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.