| LEE TACK PLASTIC & METAL MANUFACTORY LTD. Patent applications |
| Patent application number | Title | Published |
|---|
| 20090235801 | Base For A Paper Punch And A Paper Punch With Such A Base - A base for a paper punch is disclosed as including an upper jaw with a front end and a rear end, a lower jaw with a front end and a rear end, a first and a second bifurcated supports, both fixedly secured with the upper jaw and the lower jaw, and a first and a second legs, each with a first end and a second end, in which the front end of the lower jaw is spaced apart from the front end of the upper jaw, and being adapted to allow insertion of a piece of paper for punching; and the rear end of the upper jaw is fixedly joined with the rear end of the lower jaw; and each of the first and second bifurcated supports has an upper fork and a lower fork which are spaced apart from each other at a front end and fixedly joined with each other at a rear end; and the upper forks of the bifurcated supports are fixedly secured with a respective lateral side of the upper jaw; and the lower forks of the bifurcated supports are fixedly secured with a respective lateral side of the lower jaw; and the first ends of the legs are fixedly secured to either or both of the upper jaw and lower jaw; and the second end of the first leg is fixedly secured to the rear end of the first bifurcated support, and the second end of the second leg is fixedly secured to the rear end of the second bifurcated support. | 09-24-2009 |
| 20090188365 | Base For A Paper Punch And Method Of Forming Same - A method of forming a base for a paper punch is disclosed as including the steps of (a) forming two generally U-shaped plates of a first metal or metal alloy, and (b) fixedly engaging the generally U-shaped plates with a core part of a second metal or metal alloy, in which the plates are in direct contact with the core part. A base for a paper punch is disclosed as including two generally U-shaped plates of a first metal or metal alloy, and a core part of a second metal or metal alloy which is fixedly engaged with the U-shaped plates, and the plates are in direct contact with the core part. | 07-30-2009 |
| 20090000439 | Paper Cutting Apparatus - A paper cutting apparatus is disclosed as including a cylindrical cutting roller with a number of closed-loop cutting ridges on its outer cylindrical surface and a support roller, in which the cutting roller is rotatable relative to the support roller to move a piece of paper or cardboard material relative to and between the cutting roller and support roller to cut out part of the piece of paper or cardboard material. | 01-01-2009 |
