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Class Information
Number: 59/31
Name: Chain, staple, and horseshoe making > Chain making > Welding
Description: Apparatus particularly adapted for use in welding chain-links. All machines in which there is invention in the form of die are included in this group. Includes machines having, in addition to the welding means, means for completing the weld by sizing or shaping the link.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7594385 |
Method of assembling a metal bracelet |
Sep. 29, 2009 |
| 6539700 |
Chain belt for continuously variable transmission |
Apr. 1, 2003 |
| 6006514 |
Link-shape and chain link assembly method |
Dec. 28, 1999 |
| 5966924 |
Connecting link for steel conveyer chain |
Oct. 19, 1999 |
| 5801351 |
Method for welding hinge pins onto elements intended to form hinged links of a wristlet |
Sep. 1, 1998 |
| 5778655 |
Chain link and a method for the manufacture thereof |
Jul. 14, 1998 |
| 5542245 |
Compressed jewelry chain and method of making same |
Aug. 6, 1996 |
| 5469697 |
Stud link chain |
Nov. 28, 1995 |
| 5327715 |
Aluminum alloy chain and method of making same |
Jul. 12, 1994 |
| 5133179 |
Junction link and method for forming |
Jul. 28, 1992 |
| 5115959 |
Soldering machine for rope chain |
May. 26, 1992 |
| 5058252 |
Apparatus and method for finishing chain assembly |
Oct. 22, 1991 |
| 4769884 |
Robotic apparatus for automatically assembling chains |
Sep. 13, 1988 |
| 4660611 |
Tire chain |
Apr. 28, 1987 |
| 4658576 |
Device for the parallel automatic feeding of ornamental chains, in particular for the production of paired chains |
Apr. 21, 1987 |
| 4644743 |
Machine for the production of ornamental chains, in particular of the paired type |
Feb. 24, 1987 |
| 4569472 |
Apparatus for automatically soldering jewelry chains |
Feb. 11, 1986 |
| 4428781 |
Welded steel chain |
Jan. 31, 1984 |
| 4403639 |
Stud arrangement on chains for motor vehicles, and a method of producing such chains |
Sep. 13, 1983 |
| 4349060 |
Means for improving the surface grip of a tire of a vehicle and a method for manufacturing such means |
Sep. 14, 1982 |
| 4275555 |
Machine and a method for constructing a chain having automatically shaped and welded chain links |
Jun. 30, 1981 |
| 4267421 |
Apparatus for the successive welding of C-shaped, pre-bent, interlinked chain links |
May. 12, 1981 |
| 4211068 |
Chain welding machine |
Jul. 8, 1980 |
| 4164118 |
Apparatus for positioning the links of a length of chain |
Aug. 14, 1979 |
| 4139982 |
Chain welding machine |
Feb. 20, 1979 |
| 4133999 |
Apparatus for the successive welding of consecutive chain links |
Jan. 9, 1979 |
| 4067188 |
Heavy-duty offshore stud chain link |
Jan. 10, 1978 |
| 4051667 |
Chain welding machine |
Oct. 4, 1977 |
| 4012618 |
Method and apparatus for the successive welding of consecutive chain links |
Mar. 15, 1977 |
| 3977180 |
Automatic chain manufacturing system |
Aug. 31, 1976 |
| 3969949 |
Fillerless welded chain |
Jul. 20, 1976 |
| 3959965 |
Method and apparatus for welding a link chain |
Jun. 1, 1976 |
| 3934407 |
Method of and apparatus for producing particularly high-strength chains |
Jan. 27, 1976 |
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