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Floor sweeper with improved bail assembly
   
Document Number
US Patent 4168561
Issued Date
September 25, 1979
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Abstract
A pair of opposed bail stay members are frictionally mounted to the horizontal bar of a T-bar bail, with the stay members engaging the bail stud. The resultant assembly is inserted up through the central slot of the sweeper top and held in position by friction. The opposed stay members seal the top against penetration of dirt into the sweeper mechanism. The outer ends of the horizontal bail bar are received within slots formed in the end partitions of the sweeper sub-frame. The bail bar ends prevent inward movement of the partitions in the event the latter comes loose from the housing end walls. The opposed stay members form a channel for angular movement of the bail stud and with the channel being formed to provide at least one end detent and a central detent. The stay members are slightly flexible and the channel between detents is slightly narrower than the diameter of the bail stud. The detents themselves are dimensioned to be relatively free of the bail stud when the latter is in a detent position.
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Floor sweeper with improved bail assembly - US Patent 4168561 Drawing
Drawing from US Patent 4168561
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Number of Claims:
20
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Owner
Bissell, Inc. (Grand Rapids, MI)
Published
September 25, 1979
Application Number
05/907,728
Filed
May 19, 1978
US Classification
15/42   15/143.1
Int'l Classification
A47L   11/00   (20060101)   A47L   11/33   (20060101)  
USPTO Field of Search
15/41   15/42   15/43   15/44   15/45   15/46   15/47   15/48   15/41   15/42   15/43   15/44   15/45   15/46   15/47   15/48  
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Claims
Description
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