Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2008-05-14
2010-12-21
Redding, David A (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S411000, C015S022100, C015S041100, C015S049100, C015S144100, C015S229600, C015S230110, C015SDIG010
Reexamination Certificate
active
07854039
ABSTRACT:
A cleaner having a handle assembly rotatable in all directions is disclosed, the handle assembly including a housing; a handle which is capable of being gripped by a user; a connection unit which connects the handle with the housing to rotate in all directions; and an elastic unit which elastically biases the handle to a neutral position. As the handle is capable of rotating in all directions, a user can clean a surface without feeling strain in his or her joints.
REFERENCES:
patent: 4492830 (1985-01-01), Kim
patent: 11146851 (1999-06-01), None
patent: 0032727 (1997-07-01), None
patent: 010269 (1999-02-01), None
patent: 0019224 (2002-03-01), None
Chang Joon-ho
Jeoung Jeoung-kyo
Jung Ki-hyo
Lee Hyun-ju
Lee Jea-won
Blank Rome LLP
Redding David A
Samsung Gwangju Electronics Co. Ltd.
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