| Patent Number |
Title Of Patent |
Date Issued |
| 6497254 |
Self-sealing flexible metal hose |
December 24, 2002 |
| A self-sealing flexible metal hose includes a band adapted for winding on conventional winding equipment. The band includes receiver and insert assemblies adapted for interlocking with adjacent windings or turns of the band. A sealing flange provides continuous contacts and is urged into |
| 6427727 |
Flexible hose length control system, exhaust system application, and manufacturing method |
August 6, 2002 |
| A length-controlled flexible hose includes a body formed by spiral-winding a continuous metal band with interlocked leading and trailing edges. A length control adhesive strip is applied to the flexible hose along a surface thereof and minimizes length changes of the flexible hose whereb |
| 6102446 |
Polygonal flexible metal hose coupling assembly |
August 15, 2000 |
| A polygonal flexible metal hose coupling assembly for connecting first and second pipes of a vehicle exhaust system includes a polygonal coupling body. The coupling body is formed by spiral-winding a metal strip with interlocking leading and trailing edges. The polygonal configuration of |
| 6102445 |
Sealed coupling system for flexible hose |
August 15, 2000 |
| A coupling system for corrugated, flexible metal hoses includes fitting and washer assemblies. The fitting assembly comprises inner and outer fittings, the inner fitting being received on the hose and having a bore adapted to receive the washer assembly. The washer assembly includes an |
| 5934269 |
Flexible fuel tube assembly for gas-fired appliance and installation method |
August 10, 1999 |
| A fuel tube assembly for gas-fired appliances includes a tube with first and second end sections and a corrugated medial section extending therebetween. The end sections are connected to components, such as a gas valve and a burner, by compression fitting subassemblies. The tube asse |
| 5882046 |
Dynamic stress controlling flexible hose section |
March 16, 1999 |
| A flexible hose section for connecting upstream and downstream exhaust pipe sections of an exhaust system includes a corrugated body with opposite ends. The ends are fastened to ends of the exhaust pipe sections to convey fluids or bulk materials through the pipe system. The corrugations |
| 5857716 |
Corrugated flexible hose coupling system |
January 12, 1999 |
| A coupling system for corrugated, flexible metal hoses includes fitting and washer assemblies. The fitting assembly comprises inner and outer fittings, the inner fitting being received on the hose and having a bore adapted to receive the washer assembly. The washer assembly includes an |
| 5741029 |
Piping adapter |
April 21, 1998 |
| An adapter is provided for fluidically interconnecting first and second piping runs and includes a body with first and second end sections each forming a respective receiver for receiving a piping run end. A body transition section is provided for interconnecting the first and second |
| 5538294 |
Corrugated flexible metal piping assembly |
July 23, 1996 |
| A flexible metal piping assembly includes a body with corrugations having spiral (helical) or annular configurations. End connections are mounted on the body ends, which can be flanged or male-threaded. A layer of insulating or sealing material can be applied over the body. The end c |
| 5494319 |
Sleeved flexible metal piping, method of manufacturing same and flue system application of same |
February 27, 1996 |
| Insulated flexible metal piping is provided which includes a metal piping section having inner and outer windings comprising metal bands which are spiral-wound in overlying relation with their leading and trailing edges forming a spiral, interlocked seam. The flexible metal piping sectio |
| 5228479 |
Multi-layered flexible piping and method and machine for forming same |
July 20, 1993 |
| Flexible piping includes a first, spiral-wound band forming an inner winding and a second, spiral-wound band forming an outer winding in covering relationship over the inner winding. Inner and outer spiral-wound bands of insulating material are wound between the inner and outer windi |
| 5222288 |
Method for forming a spiral-wound flexible piping |
June 29, 1993 |
| Flexible piping includes a first, spiral-wound band forming an inner winding and a second, spiral-wound band forming an outer winding in covering relationship over the inner winding. Inner and outer spiral-wound bands of insulating material are wound between the inner and outer windi |
| 5036690 |
Flexible pipe end crimping apparatus |
August 6, 1991 |
| An apparatus for crimping the ends of flexible pipe sections is adapted for mounting on a machine for winding flexible pipe from steel bands. The pipe forming machine includes multiple pairs of roller dies for profiling a flat metal band to a configuration with flanges on leading and tra |
| 4142743 |
Clamping device |
March 6, 1979 |
| An apparatus for axially joining two tubular members of differing diameters in which a band of metal is passed around the adjacent ends of the members and circumferentially stressed by means of reinforcing, notched bars secured to the band, to conform with the outer surfaces of the membe |
