FR686651A - Improvements to folding machines - Google Patents
Improvements to folding machinesInfo
- Publication number
- FR686651A FR686651A FR686651DA FR686651A FR 686651 A FR686651 A FR 686651A FR 686651D A FR686651D A FR 686651DA FR 686651 A FR686651 A FR 686651A
- Authority
- FR
- France
- Prior art keywords
- folding machines
- folding
- machines
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
- B21D39/021—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder for panels, e.g. vehicle doors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US347689XA | 1929-01-31 | 1929-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR686651A true FR686651A (en) | 1930-07-29 |
Family
ID=21878477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686651D Expired FR686651A (en) | 1929-01-31 | 1929-12-14 | Improvements to folding machines |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR686651A (en) |
GB (1) | GB347689A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2296479A1 (en) * | 1974-12-30 | 1976-07-30 | Chausson Usines Sa | Sheet metal press for parts of car bodies - crimps edge of first sheet to second sheet using pivoting tools on pivoting supports |
FR2443603A1 (en) * | 1978-12-04 | 1980-07-04 | Sueddeutsche Kuehler Behr | CLAMP ASSEMBLY |
US5005398A (en) * | 1990-06-01 | 1991-04-09 | Craftmation, Inc. | Hemming machine |
US5272903A (en) * | 1992-07-15 | 1993-12-28 | Craftmation, Inc. | Hemming machine |
US5457981A (en) * | 1992-10-14 | 1995-10-17 | Western Atlas, Inc. | Hemming press |
US5740691A (en) * | 1994-02-14 | 1998-04-21 | Western Atlas U.K. Limited | Hemming machine |
US6257043B1 (en) * | 1999-12-30 | 2001-07-10 | Unova Ip Corp. | Modified flat hem apparatus and method |
US6363766B1 (en) * | 1999-05-14 | 2002-04-02 | Salvagnini Italia S.P.A. | Double function bending blade for sheet metal bending machine |
-
1929
- 1929-12-14 FR FR686651D patent/FR686651A/en not_active Expired
-
1930
- 1930-01-31 GB GB3338/30A patent/GB347689A/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2296479A1 (en) * | 1974-12-30 | 1976-07-30 | Chausson Usines Sa | Sheet metal press for parts of car bodies - crimps edge of first sheet to second sheet using pivoting tools on pivoting supports |
FR2443603A1 (en) * | 1978-12-04 | 1980-07-04 | Sueddeutsche Kuehler Behr | CLAMP ASSEMBLY |
US5005398A (en) * | 1990-06-01 | 1991-04-09 | Craftmation, Inc. | Hemming machine |
US5272903A (en) * | 1992-07-15 | 1993-12-28 | Craftmation, Inc. | Hemming machine |
US5457981A (en) * | 1992-10-14 | 1995-10-17 | Western Atlas, Inc. | Hemming press |
US5740691A (en) * | 1994-02-14 | 1998-04-21 | Western Atlas U.K. Limited | Hemming machine |
US6363766B1 (en) * | 1999-05-14 | 2002-04-02 | Salvagnini Italia S.P.A. | Double function bending blade for sheet metal bending machine |
US6257043B1 (en) * | 1999-12-30 | 2001-07-10 | Unova Ip Corp. | Modified flat hem apparatus and method |
Also Published As
Publication number | Publication date |
---|---|
GB347689A (en) | 1931-04-30 |
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