Pipe joints or couplings – Socket – Lugged pipe – rotary engagement
Reexamination Certificate
2006-04-01
2008-12-16
Hewitt, James M (Department: 3679)
Pipe joints or couplings
Socket
Lugged pipe, rotary engagement
C285S126100, C285S376000
Reexamination Certificate
active
07464972
ABSTRACT:
An air evacuation attachment for a fire hose includes an elongated conduit having an inlet and an opposing outlet. At the inlet is a Storz adaptor for coupling the conduit with a fire hose having a predetermined diameter. Storage tubes are provided along the length of the conduit each having a varying size Storz adaptor mounted thereon for interchangeably securing to the inlet to adapt the conduit to varying size fire hoses. The outlet includes internally disposed O-rings for tightly encompassing a vacuum hose. Accordingly, a fire hose can be conveniently connected to a vacuum source to remove excess air therefrom prior to storage.
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Hewitt James M
Tolar Kenneth L
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