Embroidery frame securing device
US4644881A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1986 |
| Grant date | Feb 24, 1987 |
| Priority date | — |
| Expiry date | Jun 2, 2006 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05C9/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An apparatus for securing and releasing an embroidery frame to a clamping rail comprises a connecting piece guide with a bore therethrough and a rod extending through the bore and extending along the clamping rail and guided in the bore for movement in the connecting piece guide bore. The rod carries a pressure piece which is movable with the rod. The clamping rail has a plurality of spaced apart embroidery frame pin receiving openings and embroidery frames are secured by inserting the pins of the frame into the openings. Each pin has a side with a cutout and each pin receiving opening has a fixed spacer plate adjacent the opening which carries a resilient holder which may be engaged in a cutout of the embroidery frame pin when it is inserted into the associated opening. Engagement and disengagement of the resilient holder with the pin is effected by a lever which may engaged by a person's hand which is mounted on the clamping rails so that it may be pulled outwardly or pushed inwardly to cause movement of the rod to effect the shifting of a pressure piece carried by the rod to either deflect the holder toward or away from the cutout of the pin for effecting either the release or s…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.