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Semi-manufacture pulley forming apparatus
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Patent number 7,181,945
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Issue date Feb 27, 2007
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Halla Climate Control Corporation
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Dae-Kyu Park
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method of forming a pulley
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Patent number 6,865,808
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Issue date Mar 15, 2005
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Halla Climate Control Corporation
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Dae-Kyu Park
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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V-belt pulley
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Patent number 6,488,604
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Issue date Dec 3, 2002
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Vald.Birns Maskinfabrik A/S
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Valdemar R. Birn
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Method of producing a poly-V pulley
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Patent number 6,370,776
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Issue date Apr 16, 2002
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Kanemitsu Corporation
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Toshiaki Kanemitsu
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method for producing damper pulley
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Patent number 5,465,485
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Issue date Nov 14, 1995
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Toyoda Gosei Co., Ltd.
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Kazutoshi Miyake
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Precision pulley wheel
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Patent number 5,454,760
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Issue date Oct 3, 1995
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Ernesto Aranibar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Press-formed pulley
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Patent number 5,441,456
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Issue date Aug 15, 1995
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Toyoda Gosei Co., Ltd.
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Satomi Watanabe
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method of making a poly-V ribbed pulley
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Patent number 4,648,163
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Issue date Mar 10, 1987
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Aisin Seiki Kabushiki Kaisha
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Nobuhiro Kayakabe
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Timing belt pulley and method of manufacture
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Patent number 4,547,179
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Issue date Oct 15, 1985
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Honda Giken Kogyo Kabushiki Kaisha
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Yasuo Ohhashi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Method for making a sheet metal pulley
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Patent number 4,162,567
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Issue date Jul 31, 1979
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Deere & Company
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Robert P. Guetzlaff
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Method for fabricating pulleys
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Patent number 4,138,776
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Issue date Feb 13, 1979
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Huron Tool & Manufacturing Division of U.S. Industries, Inc.
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William G. Oldford
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...