Pivotal nozzle arms with external hose port

Details Pivotal nozzle arms with external hose port Pivotal nozzle arms with external hose port

2011-06-07

2011-06-07

Redding, David A (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

Reexamination Certificate

active

07954202

ABSTRACT:
A multifunction vacuum nozzle (20) with a nozzle body (30) comprising two tool ends (60A and60B), where tool end (60B) supports a pair of pivotal arms (40L and40R) pivotally attached at pivot holes (32L and32R) and pivotal between an substantially closed position (FIG.3A) and a substantially open position (FIG.3B—see position45). Tool end (60A) is adapted to connect a variety of vacuum tools. Connecting tool ends (60A) and (60B) is a suction passageway (38) therethrough the nozzle body. Body (30) is designed to provide a first attachment port (34) at the first tool end (60A) and pivot arms (40L and40R) are designed to provide a male second attachment port (46) when in their substantially closed position. A suction conduit (70) can be removable attached to both first attachment port (34) and second attachment port (46), to alternately provide suction air to either tool end.

REFERENCES:
patent: 5502870 (1996-04-01), Ragner et al.
patent: 5826301 (1998-10-01), Kang et al.

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