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| Number | Title | Issue Date |
| 4702146 | Gas pressure adjusting device in gas-operated auto-loading firearm A gas pressure adjusting device in the gas-operated mechanism of a gas-operated autoloading shotgun is in the form of a valve assembly comprising essentially a valve seat encompassing a stepped valve opening consisting of adjacent opening parts of differe... | 10/27/1987 |
| 4587708 | Chuck jaw changer for a machine tool A chuck jaw changer is disclosed as mounted on the headstock (24) of an N/C lathe (22) for automatically changing the set of gripping jaws (32) of a quick change chuck (28) on a work spindle (26) with any of other interchangeable sets of gripping jaws (32... | 05/13/1986 |
| 4569192 | Apparatus for producing special yarns An apparatus for producing special yarn made of a fiber strand in which a number of fibers are randomly arranged along the lengthwise direction thereof, in which special yarn at least one of the yarn structural parameters, e.g., yarn count number or numbe... | 02/11/1986 |
| 4221022 | Apparatus for stripping the carded web from the doffer cylinder of the textile carding machine An apparatus for stripping a carded web from a doffer cylinder of a textile carding machine comprises a roller arrangement which consists of a card clothed doffer cylinder, a stripping roller clothed with a scatteredly toothed metallic wire, a pair of top... | 09/09/1980 |
