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Class Information
Number: 29/890.15
Name: Metal working > Method of mechanical manufacture > Gas and water specific plumbing component making > Ferrule making or reforming
Description: Process wherein the manufactured article has a structure similar to a band, ring, cap, collar, or a short tube or bushing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7127926 |
Circular and oval flanged rings for ducting and method of making |
Oct. 31, 2006 |
| 7082796 |
Circular and oval flanged rings for ducting and method of making |
Aug. 1, 2006 |
| 6889435 |
Attachment of metal components by thermal drilling |
May. 10, 2005 |
| 6792786 |
Fabrication method of metal shell of spark plug |
Sep. 21, 2004 |
| 6643930 |
Method and apparatus for producing end flange member for cylindrical duct |
Nov. 11, 2003 |
| 6644083 |
Spin forming a tubular workpiece to form a radial flange on a tubular flange and a bead or thick rim on the radial flange |
Nov. 11, 2003 |
| 6301781 |
Circular and oval flanged rings for connecting ducting and method of making |
Oct. 16, 2001 |
| 6289706 |
Circular and oval flanged rings for connecting ducting and method of making |
Sep. 18, 2001 |
| 6021571 |
Apparatus for forming collars in workpieces |
Feb. 8, 2000 |
| 5983496 |
Circular and oval flanged rings for connecting ducting and method of making |
Nov. 16, 1999 |
| 5933954 |
Method for fabricating a seamless H.V.A.C. trunk line adaptor |
Aug. 10, 1999 |
| 5934714 |
Tube fitting assembly |
Aug. 10, 1999 |
| 5598623 |
Method for a unitary assembly of tubing and a pressed on, interference fit, terminating fitting |
Feb. 4, 1997 |
| 5489127 |
Mounting apparatus with reduced resistance bead seal |
Feb. 6, 1996 |
| 5375450 |
Method of manufacturing couplings |
Dec. 27, 1994 |
| 5283951 |
Method of producing a tubing for use as a flow conduit |
Feb. 8, 1994 |
| 4680845 |
Method of manufacturing lateral header extensions |
Jul. 21, 1987 |
| 4646406 |
Welded edge bourdon strip thermometer-manometer |
Mar. 3, 1987 |
| 4452063 |
Process for making pipe fitting components, and the components obtained thereby |
Jun. 5, 1984 |
| 4413485 |
Flange forming drill means |
Nov. 8, 1983 |
| 4412441 |
Method for forming an enlarged flanged hole in a curved surface |
Nov. 1, 1983 |
| 4369911 |
Method of making a gas-tight connection between a corrugated high quality tube and a high quality steel sleeve |
Jan. 25, 1983 |
| 4261600 |
Pipe coupling for lap joints |
Apr. 14, 1981 |
| 4251094 |
Spirally wound corrugated pipe connector |
Feb. 17, 1981 |
| 4205544 |
Apparatus for bending corrugated pipe |
Jun. 3, 1980 |
| 4202568 |
Tube joint |
May. 13, 1980 |
| 4076286 |
Tube fitting |
Feb. 28, 1978 |
| 4054985 |
Method for the application of a protection cover around heat or cool insulated tube bends |
Oct. 25, 1977 |
| 4043167 |
Process and machine for finishing a 15.degree. to 180.degree. pipe bend which has been preformed on a pipe bending press |
Aug. 23, 1977 |
| 4028762 |
Method of threading short spool pieces |
Jun. 14, 1977 |
| 4015321 |
Welded pipe fitting and method of making same |
Apr. 5, 1977 |
| 3968552 |
Method and apparatus for forming plastic lined junction in lined pipe |
Jul. 13, 1976 |
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