Guide plate

Details Guide plate Guide plate

2005-02-08

2005-02-08

Hook, James (Department: 3754)

Pipes and tubular conduits

With closures and plugs

C138S090000, C138S092000, C220S300000, C220S327000

Reexamination Certificate

active

06851452

ABSTRACT:
A guide plate for a lug type closure arrangement is provided with a stepped profile to aid a user move the head of the closure arrangement relative to the hub from a locked to an unlocked position. A marker pin is provided to align with the guide plate at various stages in the unlocking sequence. The relative positions of the marker pin and the guide plate indicate to the user the relative positions of the lugs on the head and the lugs on the hub.

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