Paul Opprecht

Person

8962 Bergdietikon, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Rupturable can member as well as method and apparatus for its produ...
- Patent number 4,915,562
- Issue date Apr 10, 1990
- Elpatronic AG
- Paul Opprecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of fabricating a projection for resistance welding
- Patent number 4,850,214
- Issue date Jul 25, 1989
- Opprecht; Paul
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rupturable can member as well as method and apparatus for its produ...
- Patent number 4,795,295
- Issue date Jan 3, 1989
- Elpatronic AG
- Paul Opprecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Welding machine for welding tongues onto sheet-metal parts
- Patent number 4,728,766
- Issue date Mar 1, 1988
- Elpatronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Openable can body
- Patent number 4,712,960
- Issue date Dec 15, 1987
- Elpatronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for electrical resistance-welding and installation for carry...
- Patent number 4,677,271
- Issue date Jun 30, 1987
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Through guide for rounded blanks on a seam welding machine
- Patent number 4,675,489
- Issue date Jun 23, 1987
- Elpatronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rupturable can member
- Patent number 4,662,534
- Issue date May 5, 1987
- Elpatronic AG
- Paul Opprecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for the spot welding of coated sheet-metal members
- Patent number 4,652,720
- Issue date Mar 24, 1987
- Elpatronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Openable can body
- Patent number 4,637,521
- Issue date Jan 20, 1987
- Elpatronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of electrical resistance roll seam welding with only one ele...
- Patent number 4,572,937
- Issue date Feb 25, 1986
- Soudronic AG
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and machine for electrical resistance roll seam welding with...
- Patent number 4,536,636
- Issue date Aug 20, 1985
- Opprecht; Paul
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Projection for resistance welding of soft metals
- Patent number 4,495,397
- Issue date Jan 22, 1985
- Opprecht; Paul
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Transporting can bodies for a fully automated resistance welding ma...
- Patent number 4,417,117
- Issue date Nov 22, 1983
- Paul Opprecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for applying a protective coating to the welding or solde...
- Patent number 4,388,891
- Issue date Jun 21, 1983
- Paul Opprecht
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Automated can resistance welder
- Patent number 4,354,086
- Issue date Oct 12, 1982
- Paul Opprecht
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for resistance welding of can bodies
- Patent number 4,332,994
- Issue date Jun 1, 1982
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for applying a protective coating to the welded seam of a...
- Patent number 4,249,476
- Issue date Feb 10, 1981
- Paul Opprecht
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Resistance welding machine for seam welding of blanks or the like
- Patent number 4,214,140
- Issue date Jul 22, 1980
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for seam welding overlapped edges
- Patent number 4,160,892
- Issue date Jul 10, 1979
- Opprecht; Paul
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welding head for resistance - welding machine
- Patent number 4,051,343
- Issue date Sep 27, 1977
- Paul Opprecht
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Paul Opprecht

Person

Patents Grantslast 30 patents

Rupturable can member as well as method and apparatus for its produ...

Method of fabricating a projection for resistance welding

Rupturable can member as well as method and apparatus for its produ...

Welding machine for welding tongues onto sheet-metal parts

Openable can body

Method for electrical resistance-welding and installation for carry...

Through guide for rounded blanks on a seam welding machine

Rupturable can member

Apparatus for the spot welding of coated sheet-metal members

Openable can body

Method of electrical resistance roll seam welding with only one ele...

Method and machine for electrical resistance roll seam welding with...

Projection for resistance welding of soft metals

Transporting can bodies for a fully automated resistance welding ma...

Apparatus for applying a protective coating to the welding or solde...

Automated can resistance welder

Apparatus for resistance welding of can bodies

Apparatus for applying a protective coating to the welded seam of a...

Resistance welding machine for seam welding of blanks or the like

Method and apparatus for seam welding overlapped edges

Welding head for resistance - welding machine