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Connecting ends of helical springs for mattresses
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CPC
B21F33/04
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B21
Mechanical metalworking
B21F
WORKING OR PROCESSING OF METAL WIRE
B21F33/00
Tools or devices specially designed for handling or processing wire fabrics or the like
Current Industry
B21F33/04
Connecting ends of helical springs for mattresses
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Patents Grants
last 30 patents
Information
Patent Grant
Method for transferring coil springs from a coil winding device to...
Patent number
12,162,696
Issue date
Dec 10, 2024
Spuhl GmbH
Mario Reut
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Magnetic lift platform for transfer of coil springs
Patent number
11,820,606
Issue date
Nov 21, 2023
Spühl, GmbH
Mario Reut
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Machine and method for assembling a bedding foundation
Patent number
11,304,535
Issue date
Apr 19, 2022
L&P Property Management Company
Jefferson W. Myers
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
System for manufacturing string of pocketed coil springs
Patent number
11,160,388
Issue date
Nov 2, 2021
Ümit Elektronik Makina Sanayi Ve Ticaret A.S.
Mahmut Zeki Susever
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
System for manufacturing string of pocketed coil springs
Patent number
11,154,141
Issue date
Oct 26, 2021
Ümit Elektronik Makina Sanayi Ve Ticaret A.S.
Mahmut Zeki Susever
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Spring setting device, apparatus for forming a string of pocket spr...
Patent number
10,864,571
Issue date
Dec 15, 2020
Spühl, Ag
Christopher Hug
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Coil string staging area apparatus and method
Patent number
10,696,540
Issue date
Jun 30, 2020
DREAMWELL, LTD.
Gregory Fowler
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Automatic bagged spring production apparatus
Patent number
10,577,240
Issue date
Mar 3, 2020
Macao Commercial & Industrial Spring Mattress Manufacturer Macao TAIWA Machinery
Wa Hoi Wu
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
System for manufacturing string of coiled pocketed springs
Patent number
10,499,746
Issue date
Dec 10, 2019
Mahmut Zeki Susever
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus and method for transporting springs, and machine for prod...
Patent number
9,713,836
Issue date
Jul 25, 2017
Spuhl GmbH
Urs Liechti
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Manufacture of coil springs
Patent number
8,800,338
Issue date
Aug 12, 2014
Springform Technology Limited
Ian James Whitworth
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Apparatus and method for the manufacture of a spring unit
Patent number
8,371,147
Issue date
Feb 12, 2013
Howard Martin Dixon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus and method for the manufacture of a spring unit
Patent number
8,091,398
Issue date
Jan 10, 2012
Howard Martin Dixon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Continuous wire spring mattress or seating product and method of ma...
Patent number
7,251,847
Issue date
Aug 7, 2007
L&P Property Management Company
Thomas W. Wells
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Device for orienting springs
Patent number
7,086,425
Issue date
Aug 8, 2006
Spuhl AG St. Gallen
Urs Widmer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of arranging coils in a spring coil assembly
Patent number
6,948,348
Issue date
Sep 27, 2005
Frank L. Wells Company
David Scott Wells
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Apparatus for the production of pocketed coil springs
Patent number
6,922,895
Issue date
Aug 2, 2005
Springform Technology Limited
Ian James Whitworth
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Spring coil assembly and system for making the same
Patent number
6,758,078
Issue date
Jul 6, 2004
Frank L. Wells Company
David Scott Wells
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and apparatus for storing and transporting strings of pocket...
Patent number
6,718,726
Issue date
Apr 13, 2004
Dreamwell Ltd.
Bernhard W. Kuchel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Coil spring assembly machine
Patent number
6,698,459
Issue date
Mar 2, 2004
L&P Property Management Company
Terry Aronson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Conveyance system for interface with component production and assem...
Patent number
6,688,457
Issue date
Feb 10, 2004
Sealy Technoly LLC
Thomas D. Haubert
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Coil and coil head formation dies for coils with non-conventional t...
Patent number
6,640,836
Issue date
Nov 4, 2003
Sealy Technology LLC
Thomas D. Haubert
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Knot-tying mechanism
Patent number
6,484,759
Issue date
Nov 26, 2002
Frank L. Wells Company
George M. Chembakassery
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Coil spring forming and conveying assembly
Patent number
6,430,982
Issue date
Aug 13, 2002
Michael E. Andrea
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Manufacture of pocketed compound nested coil springs
Patent number
6,408,514
Issue date
Jun 25, 2002
L&P Property Management Company
Niels S. Mossbeck
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Apparatus and method for securing borderwires to mattress innersprings
Patent number
6,374,495
Issue date
Apr 23, 2002
Stanley Fastening Systems
Paul Lackler
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Slotted clip and method
Patent number
6,357,588
Issue date
Mar 19, 2002
Stanley Fastening Systems, L.P.
David Room
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Low density spring assembly and method of making low density spring...
Patent number
6,324,711
Issue date
Dec 4, 2001
L&P Property Management Company
Thomas J. Wells
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Spring interior and method of making same
Patent number
6,318,416
Issue date
Nov 20, 2001
L&P Property Management Company
Siegfried Grueninger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Installation for the transport of helical-shaped wound springs
Patent number
6,269,936
Issue date
Aug 7, 2001
Spuhl AG St. Gallen
Josef Schnutt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Method For Transferring Coil Springs From A Coil Winding Device To...
Publication number
20240270510
Publication date
Aug 15, 2024
SPÜHL GMBH
Mario Reut
B68 - SADDLERY UPHOLSTERY
Information
Patent Application
METHOD FOR MAKING A SPRING CORE FOR A MATTRESS OR FOR SEATING PRODUCTS
Publication number
20220226880
Publication date
Jul 21, 2022
N.V. BEKAERT S.A.
Bert VANDERBEKEN
B68 - SADDLERY UPHOLSTERY
Information
Patent Application
Magnetic Lift Platform For Transfer Of Coil Springs
Publication number
20220041380
Publication date
Feb 10, 2022
SPÜHL GMBH
Mario Reut
B68 - SADDLERY UPHOLSTERY
Information
Patent Application
SYSTEM FOR MANUFACTURING STRING OF POCKETED COIL SPRINGS
Publication number
20200178699
Publication date
Jun 11, 2020
Ümit Elektronik Makina Sanayi Ve Ticaret A.S.
Mahmut Zeki Susever
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SYSTEM FOR MANUFACTURING STRING OF POCKETED COIL SPRINGS
Publication number
20200178700
Publication date
Jun 11, 2020
Ümit Elektronik Makina Sanayi Ve Ticaret A.S.
Mahmut Zeki Susever
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Spring Setting Device, Apparatus for Forming a String of Pocket Spr...
Publication number
20180333765
Publication date
Nov 22, 2018
SPÜHL GMBH
Christopher Hug
B68 - SADDLERY UPHOLSTERY
Information
Patent Application
MULTI-HEAD SPRING COILERS AND METHODS OF USING SAME
Publication number
20170360213
Publication date
Dec 21, 2017
Ümit Elektronik Makina Sanayi Ve Ticaret A.S.
Mahmut Zeki Susever
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
APPARATUS AND METHOD FOR TRANSPORTING SPRINGS, AND MACHINE FOR PROD...
Publication number
20160311010
Publication date
Oct 27, 2016
SPÜHL GMBH
Urs Liechti
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
COIL STRING STAGING AREA APPARATUS AND METHOD
Publication number
20160304292
Publication date
Oct 20, 2016
Dreamwell, Ltd.
Gregory Fowler
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
APPARATUS AND METHOD FOR THE MANUFACTURE OF A SPRING UNIT
Publication number
20120152401
Publication date
Jun 21, 2012
Howard Martin Dixon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MANUFACTURE OF COIL SPRINGS
Publication number
20110247383
Publication date
Oct 13, 2011
SPRINGFORM TECHNOLOGY LIMITED
Ian James Whitworth
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Apparatus and Method for the Manufacture of a Spring Unit
Publication number
20080282759
Publication date
Nov 20, 2008
Howard Martin Dixon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Spring-Turning Apparatus
Publication number
20080017271
Publication date
Jan 24, 2008
REMEX AG
Kaspar Haltiner
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and device for transferring springs into an assembler
Publication number
20070169832
Publication date
Jul 26, 2007
REMEX AG
Kaspar Haltiner
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Continuous wire spring mattress or seating product and method of ma...
Publication number
20070083996
Publication date
Apr 19, 2007
Thomas W. Wells
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method to produce a mattress core and composed spring applied there...
Publication number
20060282954
Publication date
Dec 21, 2006
Willy Poppe
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Device for orienting springs
Publication number
20050241720
Publication date
Nov 3, 2005
Urs Widmer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of arranging coils in a spring coil assembly
Publication number
20040159990
Publication date
Aug 19, 2004
Frank L. Wells Company
David Scott Wells
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Spring coil assembly
Publication number
20040134558
Publication date
Jul 15, 2004
Frank L. Wells Company
David Scott Wells
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method for the manufacture of a spring core and device for implemen...
Publication number
20030177624
Publication date
Sep 25, 2003
Gerd Uwe Schmidt
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Coil spring assembly machine
Publication number
20030075232
Publication date
Apr 24, 2003
L&P Property Management Company
Terry Aronson
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
KNOT-TYING MECHANISM
Publication number
20020195161
Publication date
Dec 26, 2002
Frank L. Wells Company
George M. Chembakassery
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Spring coil assembly and system for making the same
Publication number
20020195756
Publication date
Dec 26, 2002
Frank L. Wells Company
David Scott Wells
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Conveyance system for interface with component production and assem...
Publication number
20020139645
Publication date
Oct 3, 2002
Thomas D. Haubert
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Coil spring forming and conveying assembly
Publication number
20020017334
Publication date
Feb 14, 2002
Frank L. Wells Company
Michael E. Andrea
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...