Pipe joints or couplings – Socket – With separable fastener
Reexamination Certificate
2007-07-17
2007-07-17
Bochna, David (Department: 3679)
Pipe joints or couplings
Socket
With separable fastener
C285S317000, C166S085300
Reexamination Certificate
active
10829924
ABSTRACT:
A connection system is described for connecting parts of an apparatus. A first part having one or more pin receptacles cooperatively mates to a second part housing one or more spring-biased pin assemblies to provide a fluid-tight seal. The second part further provides one or more pin assembly housings. The first and second parts assemble such that at least one pin assembly housing aligns with at least one pin receptacle. At least one pin assembly disposed through the at least one pin assembly housing selectively engages the pin receptacle to secure the connection of the first part to the second part of the apparatus. Each pin assembly may include a pin assembly sleeve having a spring stop; a spring seated within the sleeve; a pin, also having a spring stop, axially disposed through the spring, and a pin handle connected to the pin distally from the pin spring stop. The pin selectively engages the retention pin receptacle with a spring-loaded bias to secure the connection of the first part to the second part of the apparatus. The invention contemplates an adapter between the first and second parts. The connection system is illustrated by reference to connecting a stripper rubber to equipment of a drilling head at a well.
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