Looper mechanism for a tufting machine
US4161147A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 10, 1978 |
| Grant date | Jul 17, 1979 |
| Priority date | — |
| Expiry date | Mar 10, 1998 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05C15/22
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A looper mechanism for a tufting machine for producing loop pile fabric, comprising a looper bar carrying loopers which cooperate with respective needles of the machine and means for oscillating the looper bar to effect such cooperation, the looper bar having, in the side thereof facing the needles, a plurality of slots each of which accommodates, side by side, shank portions of a pair of loopers having hook portions facing the needles, the hook portion of one looper of the pair being coplanar with its shank portion and the hook portion of the other looper being offset from its shank portion by an amount equal to the spacing between the needles, and each pair of loopers being retained in its respective slot by a single clamping screw.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.