springs

Industry

CPC
B21F11/005

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21FWORKING OR PROCESSING OF METAL WIRE B21F11/00Cutting wire

Current Industry

B21F11/005springs

Industries

Patents Grantslast 30 patents

Information Patent Grant
Wire shaping apparatus and method of shaping a wire
- Patent number 11,969,780
- Issue date Apr 30, 2024
- HS PRODUCTS LTD
- Simon Spinks
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coiling machine, method for manufacturing coil spring, and coil spring
- Patent number 11,964,321
- Issue date Apr 23, 2024
- NHK Spring Co., Ltd.
- Takeshi Furuse
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spring forming machine
- Patent number 11,759,843
- Issue date Sep 19, 2023
- Asahi-Seiki Manufacturing Co., Ltd.
- Eiji Obayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Methods for manufacturing a spring, a spring brake, and a spring br...
- Patent number 11,292,048
- Issue date Apr 5, 2022
- SOMFY ACTIVITES SA
- Eric Lagarde
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coiling machine and manufacturing method of coil spring
- Patent number 10,556,265
- Issue date Feb 11, 2020
- NHK Spring Co., Ltd.
- Takeshi Furuse
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spring forming device and forming method therefor
- Patent number 10,052,677
- Issue date Aug 21, 2018
- NHK Spring Co., Ltd.
- Keita Takahashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Contact element and method for producing a contact element
- Patent number 9,306,307
- Issue date Apr 5, 2016
- Biotronik SE & Co. KG
- Marcel Starke
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
High strength valve spring for vehicle engine and method of manufac...
- Patent number 8,470,104
- Issue date Jun 25, 2013
- Hyundai Motor Company
- Jung Suk Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wire rod cutting apparatus of spring manufacturing machine
- Patent number 7,392,681
- Issue date Jul 1, 2008
- Shinko Machinery Co., Ltd.
- Katsuhide Tsuritani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Trimmer for cutting a coiled strand
- Patent number 7,257,897
- Issue date Aug 21, 2007
- Ethicon, Inc.
- Zhigang Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wire rod cutting apparatus of spring manufacturing machine
- Patent number 7,055,356
- Issue date Jun 6, 2006
- Shinko Machinery Co., Ltd.
- Katsuhide Tsuritani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Wire rod-forming machine
- Patent number 7,043,951
- Issue date May 16, 2006
- Minebea Co. Ltd.
- Takashi Suzuki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cutting device for spring manufacturing machines
- Patent number 6,951,160
- Issue date Oct 4, 2005
- David Wu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cutting tool assembly in coil spring winding machines
- Patent number 6,178,862
- Issue date Jan 30, 2001
- Chen-Nan Liao
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Chamfering device for spring-making machines
- Patent number 6,006,571
- Issue date Dec 28, 1999
- Chin-Tu Wu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Driving mechanism for moving a cutter or pitch control rod in a spr...
- Patent number 6,000,264
- Issue date Dec 14, 1999
- Tzyh Ru Shyng Automation Co., Ltd.
- Yi-Shan Chang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coil spring shaper
- Patent number 5,927,123
- Issue date Jul 27, 1999
- Ching-Liang Liu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spring manufacturing apparatus and manufacturing method of the same
- Patent number 5,887,471
- Issue date Mar 30, 1999
- Kabushiki Kaisha Itaya Seisaku Sho
- Ichiro Itaya
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for cutting and crimping coil
- Patent number 5,823,233
- Issue date Oct 20, 1998
- Unicoil, Inc.
- David C. McHenry
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Cutter holder
- Patent number 5,730,017
- Issue date Mar 24, 1998
- Newcomb Spring Corporation
- John D. Jacobson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Severance control for sinuous wire forming machine
- Patent number 5,727,435
- Issue date Mar 17, 1998
- Frank L. Wells Company
- Horst F. Wentzek
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for cutting coiled wire
- Patent number 5,555,758
- Issue date Sep 17, 1996
- Ellison Circlips Group Limited
- Michael S. Ellison
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for bending the ends of metallic binding spirals
- Patent number 5,497,811
- Issue date Mar 12, 1996
- Rilecart S.R.L.
- Daniele P. Pigna
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for cutting wound coils
- Patent number 5,463,919
- Issue date Nov 7, 1995
- Zortech International Limited
- Ali Paybarah
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spring manufacturing apparatus and spring cutting mechanism
- Patent number 5,285,669
- Issue date Feb 15, 1994
- Kabushiki Kaisha Itaya Seisaku Sho
- Ichiro Itaya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Spring interior forming and assembling apparatus
- Patent number 5,139,054
- Issue date Aug 18, 1992
- Leggett & Platt, Incorporated
- Thomas P. Long
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Spring coiling machine with dual arbors
- Patent number 4,798,072
- Issue date Jan 17, 1989
- Newcomb Spring Corp.
- Peter Vanmeggelen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Automatic spring feeding device
- Patent number 4,738,349
- Issue date Apr 19, 1988
- The Gillette Company
- William H. Walsh
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cutting method to be applied to producing helical springs by cold-f...
- Patent number 4,705,580
- Issue date Nov 10, 1987
- Neturen Co., Ltd.
- Takao Yamazaki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing and delivering coil springs
- Patent number 4,638,653
- Issue date Jan 27, 1987
- The Gillette Company
- William H. Walsh
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
COIL SPRING PRODUCT WITH ROTARY CUTTER
- Publication number 20240367215
- Publication date Nov 7, 2024
- SPÜHL GMBH
- Roland KELLER
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SPRING FORMING MACHINE
- Publication number 20220314301
- Publication date Oct 6, 2022
- ASAHI-SEIKI MANUFACTURING CO., LTD.
- Eiji OBAYASHI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COILING MACHINE, METHOD FOR MANUFACTURING COIL SPRING, AND COIL SPRING
- Publication number 20210362274
- Publication date Nov 25, 2021
- NHK Spring Co., Ltd.
- Takuya SATO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
COILING MACHINE, METHOD FOR MANUFACTURING COIL SPRING, AND COIL SPRING
- Publication number 20210323047
- Publication date Oct 21, 2021
- NHK Spring Co., Ltd.
- Takeshi FURUSE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
APPARATUS AND METHOD FOR FORMING SPRINGS
- Publication number 20210187588
- Publication date Jun 24, 2021
- HS PRODUCTS LTD
- Simon SPINKS
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHODS FOR MANUFACTURING A SPRING, A SPRING BRAKE, AND A SPRING BR...
- Publication number 20200180009
- Publication date Jun 11, 2020
- SOMFY ACTIVITES SA
- Eric LAGARDE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
WIRE SHAPING APPARATUS AND METHOD OF SHAPING A WIRE
- Publication number 20190168287
- Publication date Jun 6, 2019
- HS Products Ltd
- Simon SPINKS
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COILING MACHINE AND MANUFACTURING METHOD OF COIL SPRING
- Publication number 20170348759
- Publication date Dec 7, 2017
- NHK Spring Co., Ltd.
- Takeshi FURUSE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SPRING FORMING DEVICE AND FORMING METHOD THEREFOR
- Publication number 20160243607
- Publication date Aug 25, 2016
- NHK Spring Co., Ltd.
- Keita TAKAHASHI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CONTACT ELEMENT AND METHOD FOR PRODUCING A CONTACT ELEMENT
- Publication number 20150214650
- Publication date Jul 30, 2015
- BIOTRONIK SE & CO. KG
- Marcel Starke
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SPRING WINDING MACHINE WITH AN ADJUSTABLE CUTTING DEVICE
- Publication number 20140311204
- Publication date Oct 23, 2014
- WAFIOS AG
- Andreas Sigg
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH STRENGTH VALVE SPRING FOR VEHICLE ENGINE AND METHOD OF MANUFAC...
- Publication number 20120090739
- Publication date Apr 19, 2012
- Kia Motors Corporation
- Jung Suk Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD OF FORMING HOLLOW AND SOLID JEWELRY CHAINS AND CHAINS FORMED...
- Publication number 20090241598
- Publication date Oct 1, 2009
- ARIN S.A.
- ANGEL RAMON SOLANILLA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
TRIMMER FOR CUTTING A COILED STRAND
- Publication number 20080015622
- Publication date Jan 17, 2008
- Zhigang Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wire rod cutting apparatus of spring manufacturing machine
- Publication number 20060196242
- Publication date Sep 7, 2006
- Katsuhide Tsuritani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Wire rod cutting apparatus of spring manufacturing machine
- Publication number 20050016347
- Publication date Jan 27, 2005
- Katsuhide Tsuritani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cutting device for spring manufacturing machines
- Publication number 20050016348
- Publication date Jan 27, 2005
- David Wu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Wire rod-forming machine
- Publication number 20040148993
- Publication date Aug 5, 2004
- Takashi Suzuki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Trimmer for cutting a coiled strand
- Publication number 20040102800
- Publication date May 27, 2004
- Ethicon, Inc.
- Zhigang Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wire cutting apparatus
- Publication number 20030121385
- Publication date Jul 3, 2003
- Fritz Hermann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Wire shaping apparatus and method of shaping a wire

Coiling machine, method for manufacturing coil spring, and coil spring

Spring forming machine

Methods for manufacturing a spring, a spring brake, and a spring br...

Coiling machine and manufacturing method of coil spring

Spring forming device and forming method therefor

Contact element and method for producing a contact element

High strength valve spring for vehicle engine and method of manufac...

Wire rod cutting apparatus of spring manufacturing machine

Trimmer for cutting a coiled strand

Wire rod cutting apparatus of spring manufacturing machine

Wire rod-forming machine

Cutting device for spring manufacturing machines

Cutting tool assembly in coil spring winding machines

Chamfering device for spring-making machines

Driving mechanism for moving a cutter or pitch control rod in a spr...

Coil spring shaper

Spring manufacturing apparatus and manufacturing method of the same

Apparatus for cutting and crimping coil

Cutter holder

Severance control for sinuous wire forming machine

Method and apparatus for cutting coiled wire

Device for bending the ends of metallic binding spirals

Apparatus for cutting wound coils

Spring manufacturing apparatus and spring cutting mechanism

Spring interior forming and assembling apparatus

Spring coiling machine with dual arbors

Automatic spring feeding device

Cutting method to be applied to producing helical springs by cold-f...

Method of manufacturing and delivering coil springs

Patents Applicationslast 30 patents

COIL SPRING PRODUCT WITH ROTARY CUTTER

SPRING FORMING MACHINE

COILING MACHINE, METHOD FOR MANUFACTURING COIL SPRING, AND COIL SPRING

COILING MACHINE, METHOD FOR MANUFACTURING COIL SPRING, AND COIL SPRING

APPARATUS AND METHOD FOR FORMING SPRINGS

METHODS FOR MANUFACTURING A SPRING, A SPRING BRAKE, AND A SPRING BR...

WIRE SHAPING APPARATUS AND METHOD OF SHAPING A WIRE

COILING MACHINE AND MANUFACTURING METHOD OF COIL SPRING

SPRING FORMING DEVICE AND FORMING METHOD THEREFOR

CONTACT ELEMENT AND METHOD FOR PRODUCING A CONTACT ELEMENT

SPRING WINDING MACHINE WITH AN ADJUSTABLE CUTTING DEVICE

HIGH STRENGTH VALVE SPRING FOR VEHICLE ENGINE AND METHOD OF MANUFAC...

METHOD OF FORMING HOLLOW AND SOLID JEWELRY CHAINS AND CHAINS FORMED...

TRIMMER FOR CUTTING A COILED STRAND

Wire rod cutting apparatus of spring manufacturing machine

Wire rod cutting apparatus of spring manufacturing machine

Cutting device for spring manufacturing machines

Wire rod-forming machine

Trimmer for cutting a coiled strand

Wire cutting apparatus