Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 5636429 | Method and apparatus for providing pieces of flexible material from a length thereof A method and apparatus for providing pieces of flexible material from a length thereof (such as tubes 30 from plastics tubing 4) has a rotor 6 with a port 9 through which the tubing 4 is fed. Rotation of the rotor about its axis 7 displaces an end 4' of t... | 06/10/1997 |
| 5052095 | Assembling method for assembling first and second components Elongated tubular components are assembled with closures at an assembling station between a first conveyor which delivers properly oriented tubular components and a second conveyor which delivers properly oriented closures. One or more plungers are employ... | 10/01/1991 |
| 5042141 | Device for placing a valve on a can A device is provided for placing a valve on an aerosol can. The device comprises a rotatable wheel (1, 101) which has arcuate cut-outs (2, 102) which receive and carry the cans. An arcuate track (6, 106b) follows part of the periphery of the wheel and con... | 08/27/1991 |
| 4451978 | Apparatus for making a pneumatic counterbalance A pneumatic spring counterbalance extensible link including a closed end cylinder with an end connector a piston and rod assembly within the cylinder and maintained therein by the crimped over end portion of the cylinder retaining a rod bushing and rod to... | 06/05/1984 |
| 4304116 | Multi-part die assembly for forming a closed clip An improved multi-part die assembly for forming a closed clip comprises a mounting structure, punch means, first and second gate-die members and simultaneous driving means. The punch means reciprocates toward and away from a clip-forming station on the mo... | 12/08/1981 |
