US2012198650A1PendingUtilityA1

Vacuum cleaner

37
Assignee: JIANG HAIFENGPriority: Feb 11, 2009Filed: Feb 5, 2010Published: Aug 9, 2012
Est. expiryFeb 11, 2029(~2.6 yrs left)· nominal 20-yr term from priority
A47L 5/362A47L 9/327A47L 9/00
37
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Claims

Abstract

A vacuum cleaner, comprising a body, a pivotable dust cover and a pivotable lifting handle, wherein the lifting handle is pivotably connected to the dust cover, and wherein the dust cover is pivotably connected to the body of the vacuum cleaner.

Claims

exact text as granted — not AI-modified
1 . A vacuum cleaner ( 1 ), comprising:
 a body ( 8 ), said body including a dust collection chamber;   a dust cover ( 200 ), said dust cover being pivotably connected to the body such that it is movable by pivoting the dust cover ( 200 ) in an anti-clockwise direction from a first dust cover position, in which the dust cover at least partly closes off the dust collection chamber, to a second dust cover position, in which the dust cover enables manual access to the dust collection chamber;   a lifting handle ( 300 ) for lifting the vacuum cleaner, said lifting handle being pivotably connected to the dust cover, wherein the dust cover ( 200 ) and the handle ( 300 ) are pivotable in opposite directions, such that the lifting handle ( 300 ) is movable by pivoting the lifting handle ( 300 ) clockwise towards its lifting position from a first lifting handle position to a second lifting handle position, whereby, when the dust cover is in the first dust cover position, the lifting handle is substantially in line with the dust cover when it is in the first lifting handle position and the lifting handle protrudes outward relative to the body when it is in the second lifting handle position,   wherein the dust cover ( 200 ) comprises two dust cover pivot arms ( 204 ), each dust cover pivot arm comprising an extremity ( 206 ) at which it is pivotably connected to the body ( 8 ), wherein the lifting handle ( 300 ) comprises two lifting handle pivot arms ( 304 ), each lifting handle pivot arm comprising an extremity ( 306 ) at which it is pivotably connected to the dust cover,   characterized in that a first and a second of the lifting handle pivot arms ( 304 ) are pivotably connected to, respectively, a first and a second of the dust cover arms ( 204 ), in each case at a point ( 208 ) of the respective dust cover pivot arm beyond the extremity ( 206 ) at which the latter is itself pivotably connected to the body ( 8 ).   
     
     
         2 . The vacuum cleaner according to  claim 1 , wherein each of the dust cover pivot arms ( 204 ) has an inner side ( 210 ), such that the inner sides of the dust cover pivot arms face each other, and wherein the lifting handle pivot arms ( 304 ) are pivotably connected to the dust cover pivot arms at said inner sides. 
     
     
         3 . The vacuum cleaner according to  claim 1 , wherein each of the lifting handle pivot arms ( 304 ) comprises a decorative band ( 302 ), said decorative bands at least partly covering the extremities ( 206 ) of the dust cover pivot arms ( 204 ) when the dust cover ( 200 ) is in the first dust cover position and the lifting handle ( 300 ) is in the first lifting handle position. 
     
     
         4 . The vacuum cleaner according to  claim 3 , wherein each of the dust cover pivot arms ( 204 ) comprises a decorative band ( 202 ), which decorative band extends away from the extremity ( 206 ) at which a respective dust cover pivot arm is connected to the body ( 8 ), starting at a longitudinal position on the dust cover pivot arm between said extremity ( 206 ) and a point ( 208 ) where an extremity ( 306 ) of a lifting handle pivot arm ( 304 ) pivotally connects to said dust cover pivot arm. 
     
     
         5 . The vacuum cleaner according to  claim 4 , wherein a first and a second of the decorative bands ( 202 ) of the dust cover ( 200 ) are disposed such that they are substantially in line with, respectively, a first and a second of the decorative bands ( 302 ) of the lifting handle ( 300 ) when the dust cover is in the first dust cover position and the lifting handle is in the first lifting handle position 
     
     
         6 . The vacuum cleaner according to  claim 1 , wherein one of a lifting handle pivot arm ( 304 ) and a dust cover pivot arm ( 204 ) connected thereto comprises at least one protruding member, and wherein the other of said lifting arm and said dust cover pivot arm comprises at least one recess configured for receiving said protruding member, whereby the protruding member and the recess are disposed such that the protruding member is gradually moved from the recess when the lifting handle ( 300 ) is moved from the first lifting handle position to the second lifting handle position. 
     
     
         7 . The vacuum cleaner according to  claim 6 , wherein the at least one protruding member is one of a number of spaced apart, substantially parallel plate members ( 312 ,  212 ) comprised by the respective arm ( 204 ,  304 ), and wherein the at least one recess is formed between one of more substantially parallel plate members ( 312 ,  212 ) comprised by the other respective arm ( 204 ,  304 ), whereby the plate members provided on both arms are disposed such that the plate members ( 312 ) of the lifting handle pivot arm ( 304 ) interlock with the plate members ( 212 ) of the dust cover pivot arm ( 204 ). 
     
     
         8 . The vacuum cleaner according to  claim 6 , wherein the at least one protruding member is provided with a stop, which is disposed such that it engages an edge of the recess when the lifting handle ( 300 ) is in its second lifting handle position. 
     
     
         9 . The vacuum cleaner according to  claim 1 , wherein the two dust cover pivot arms ( 204 ) are spaced apart by a distance that corresponds to a dimension of the body ( 8 ). 
     
     
         10 . The vacuum cleaner according to  claim 1 , said vacuum cleaner having a working orientation wherein the dust cover ( 200 ) and the lifting handle ( 300 ) are disposed on a top side of the body ( 8 ). 
     
     
         11 . The vacuum cleaner according to  claim 10 , wherein, when the vacuum cleaner is in its working position and the lifting handle ( 300 ) is in the second lifting handle position, the lifting handle is disposed substantially vertically above a center of mass of the vacuum cleaner. 
     
     
         12 . The vacuum cleaner according to  claim 10 , wherein, in a top view of the vacuum cleaner ( 1 ) in its working orientation, when the lifting handle ( 300 ) is in the first lifting handle position and the dust cover ( 200 ) is in the first dust cover position, a first interruption line extends between the dust cover and a top face part ( 28 ) of the body ( 8 ), and second interruption lines extend between the dust cover and the lifting handle, whereby said first and second interruption lines are formed such that they appear as one, substantially straight, continuous line ( 100 ).

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