Structures of hoses

Details Structures of hoses Structures of hoses

2007-08-28

2007-08-28

Bochna, David (Department: 3679)

Pipe joints or couplings

Nonmetal to metal

Internal member

C285S332100

Reexamination Certificate

active

11191032

ABSTRACT:
A hose includes a main passage defined longitudinally therethrough and a plurality of auxiliary passages are longitudinally defined in an inner periphery of the main passage and communicate with the main passage. At least one of the auxiliary passages is maintained in function when the hose is compressed or twisted. The hose is connected with a connector assembly which includes a tapered insertion with ridges extending radialy therefrom which are engaged with the auxiliary passages.

REFERENCES:
patent: 824753 (1906-07-01), Stephens
patent: 1263557 (1918-04-01), Hilton
patent: 2798745 (1957-07-01), Nelson
patent: 3408099 (1968-10-01), Appleton
patent: 3625257 (1971-12-01), Schroeder
patent: 4399319 (1983-08-01), Zinn
patent: 4975055 (1990-12-01), LaPlante
patent: 7014216 (2006-03-01), Mittersteiner et al.

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