Carpet seaming tape with separate heating circuits
US4483896A · kind A · utility
18Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 1983 |
| Grant date | Nov 20, 1984 |
| Priority date | — |
| Expiry date | Feb 4, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2826
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A carpet seaming apparatus includes an elongated bonding tape having an electrical resistance circuit with contacts at the edge of the tape mounted on the face thereof with a hot melt adhesive in the form of elongated beads running the length of the tape that melts in response to electrical current in the resistive conductors. A tool having spaced apart electrical contacts for engaging the contacts adjacent the edges of the tape inducing an electrical current therein for heating and melting the hot melt adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.