TREA

MAKING METAL CHAINS

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Industry

  • CPC
  • B21L

Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking

Current Industry

B21LMAKING METAL CHAINS

Sub Industries

B21L1/00Making chains or chain links by bending work-pieces of rod, wire, or strip to form links of oval or other simple shape B21L11/00Making chains or chain links of special shape B21L13/00Making terminal or intermediate chain links of special shape making couplings for chains B21L15/00Finishing or dressing chains or chain links B21L19/00Appurtenances for chain-making not restricted to any particular process B21L21/00Tools or implements for repairing chains using metal-working operations. B21L3/00Making chains or chain links by bending the chain links or link parts and subsequently welding or soldering the abutting ends B21L5/00Making chains or chain links by working the starting material in such a way that integral B21L7/00Making chains or chain links by cutting single loops or loop-parts from coils, assembling the cut parts and subsequently subjecting same to twisting with or without welding B21L9/00Making chains or chain links, the links being composed of two or more different parts B21L99/00Subject matter not provided for in other groups of this subclass
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    WEDGE DRIVER AND METHOD THEREFOR
    • Publication number 20240123491
    • Publication date Apr 18, 2024
    • BNSF Railway Company
    • Mike E. Teaford
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BICYCLE TOOL MOUNTED IN BICYCLE TUBE
    • Publication number 20240033886
    • Publication date Feb 1, 2024
    • U-POWER COLLECTION ENTERPRISE CO., LTD.
    • Perry TSAI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CHAIN AND METHOD FOR MANUFACTURING A CHAIN
    • Publication number 20230321716
    • Publication date Oct 12, 2023
    • KAGA INDUSTRIES CO., LTD.
    • Yasunori TSUCHIGURO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    WEDGE DRIVER AND METHOD THEREFOR
    • Publication number 20230110959
    • Publication date Apr 13, 2023
    • BNSF Railway Company
    • Mike E. Teaford
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CHAIN PULLERS
    • Publication number 20230061340
    • Publication date Mar 2, 2023
    • David Jones
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    LASER WELDABLE STERLING ALLOY
    • Publication number 20230019816
    • Publication date Jan 19, 2023
    • James Avery Craftsman, Inc.
    • Dejan Stojakovic
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SYSTEMS AND METHODS FOR REPAIRING CHAINS
    • Publication number 20220362835
    • Publication date Nov 17, 2022
    • Rexnord Industries, LLC
    • Joseph Leo Vento
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    WEDGE DRIVER AND METHOD THEREFOR
    • Publication number 20220305547
    • Publication date Sep 29, 2022
    • BNSF Railway Company
    • Mike E. Teaford
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CHAIN TOOL FOR DIFFERENT SPEED CHAINS
    • Publication number 20220152691
    • Publication date May 19, 2022
    • Louis Chuang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CHAIN LINK AND CONVEYOR CHAIN COMPRISING CHAIN LINIKS, BLANK FOR A...
    • Publication number 20220144552
    • Publication date May 12, 2022
    • REXNORD FLATTOP EUROPE B.V.
    • Franciscus Maria Bal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    JEWELRY LINK ASSEMBLY AND A METHOD OF ASSEMBLING JEWELRY CHAIN LINKS
    • Publication number 20210345736
    • Publication date Nov 11, 2021
    • Perry Straus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD AND EQUIPMENT FOR MAKING JEWELRY PRODUCTS, IN PARTICULAR TEN...
    • Publication number 20210345738
    • Publication date Nov 11, 2021
    • Alessandro SARACINO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Chain Tool
    • Publication number 20210245340
    • Publication date Aug 12, 2021
    • BIB Creative Co., Ltd.
    • Tomonari Ichikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    MULTI-TOOL
    • Publication number 20210197348
    • Publication date Jul 1, 2021
    • Wolf Tooth Components, LLC
    • Anthony C. Bacon
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    CHAIN REPLACEMENT APPARATUS
    • Publication number 20210162488
    • Publication date Jun 3, 2021
    • POUL CHANG METAL INDUSTRY CO., LTD.
    • CHIA-HAO HUANG
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    LINK PRESS ASSEMBLY AND METHOD OF USE
    • Publication number 20210154960
    • Publication date May 27, 2021
    • WTC Machinery, LLC
    • David P. Serdynski
    • B30 - PRESSES
  • Information Patent Application

    CHAIN INTELLIGENT PRETENSION AND CHAIN LENGTH DETECTION METHOD AND...
    • Publication number 20210041224
    • Publication date Feb 11, 2021
    • HANGZHOU DONGHUA CHAIN GROUP CO.,LTD.
    • Bin YE
    • G01 - MEASURING TESTING
  • Information Patent Application

    METAL COMPONENT AND METHOD FOR PRODUCING SAME
    • Publication number 20200399753
    • Publication date Dec 24, 2020
    • IWIS Motorsysteme GmbH & CO. KG
    • Bernd Watzinger
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    CHAIN TOOL
    • Publication number 20200338628
    • Publication date Oct 29, 2020
    • Louis Chuang
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLLER CHAIN OUTER PLATE LINKS: ARRANGEMENTS, SYSTEMS OF USE, AND M...
    • Publication number 20200109770
    • Publication date Apr 9, 2020
    • FMH Conveyors LLC
    • William Mark Hogan
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    METHODS OF ASSEMBLY FOR WEDGE CLUTCH WITH WEDGE CHAIN
    • Publication number 20200094313
    • Publication date Mar 26, 2020
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Brian LEE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Chain Drive System Having Anti-Rotation Features Between Pivot Pin...
    • Publication number 20200003275
    • Publication date Jan 2, 2020
    • BorgWarner Inc.
    • Travis J. WENTZ
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    STAINLESS STEEL ROLLER CHAIN WITH INCREASED DURABILITY
    • Publication number 20190338832
    • Publication date Nov 7, 2019
    • U.S. Tsubaki Holdings, Inc.
    • Charles R. Monty
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CHAIN BELT AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20190145495
    • Publication date May 16, 2019
    • Toyota Jidosha Kabushiki Kaisha
    • Yuji HATTORI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FOLDABLE TOOL KIT WITH TIRE REPARATION FUNCTION
    • Publication number 20190077002
    • Publication date Mar 14, 2019
    • U-POWER COLLECTION ENTERPRISE CO., LTD.
    • Perry TSAI
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    Chain Tool
    • Publication number 20190047127
    • Publication date Feb 14, 2019
    • BIB Creative Co., Ltd.
    • Tomonari Ichikawa
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Cleaning device for internal cleaning of drain or sewer pipes and a...
    • Publication number 20180355599
    • Publication date Dec 13, 2018
    • Boldan Oy
    • Kim Kippo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CHAIN COMPONENT AND CHAIN
    • Publication number 20180283497
    • Publication date Oct 4, 2018
    • Tsubakimoto Chain Co.
    • Kazuyuki Ebinuma
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    LASER-MARKED CHAIN
    • Publication number 20180281050
    • Publication date Oct 4, 2018
    • BorgWarner Inc.
    • Marco SACCHETTI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD FOR PRODUCING LOW-WASTE CHAIN LINK PLATES
    • Publication number 20180231103
    • Publication date Aug 16, 2018
    • iwis motorsysteme GmbH & Co. KG
    • Andreas URBANEK
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...