US2003146352A1PendingUtilityA1

Antirotation device

Priority: Feb 1, 2002Filed: Feb 1, 2002Published: Aug 7, 2003
Est. expiryFeb 1, 2022(expired)· nominal 20-yr term from priority
Inventors:Eran Zagorsky
B01F 2101/30B01F 35/42B01F 33/5011B01F 2101/28
33
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Claims

Abstract

An antirotation device for preventing undesired rotation of a barrel in which a viscous fluid is being mixed or stirred. The device includes a subsstantially-planar element of generally-rectangular shape. An internal aperture is provided for accommodating a barrel. A clip is provided at the end of a chain that is engaged to a minor side of the substantially-planar element for grasping the brim of the barrel and elevating that side while anti-skid tape is fixed to the substantially-planar element adjacent the other minor side to provide a region onto which the worker may step firmly and securely and thereby effectively apply force for counteracting the torque applied to the barrel by the stirred or mixed viscous fluid.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . Apparatus for preventing rotation of a receptacle comprising, in combination: 
 a) a substantially-planar element;    b) said element having an internal aperture for receiving said receptacle;    c) said internal aperture being de-centered with respect to said substantially-planar element;    d) a chain, one end of said chain being engaged to said substantially-planar element; and    e) the opposed end of said chain being engaged to a clip.    
     
     
         2 . Apparatus as defined in  claim 1  further characterized in that said aperture is generally-circular.  
     
     
         3 . Apparatus as defined in  claim 2  wherein said substantially-planar element is generally-rectangular having opposed minor sides and opposed major sides.  
     
     
         4 . Apparatus as defined in  claim 3  wherein the center of said aperture lies within a region bounded by a minor side and the bisector of the major sides of said substantially-planar element.  
     
     
         5 . Apparatus as defined in  claim 2  wherein said aperture includes a straight portion.  
     
     
         6 . Apparatus as defined in  claim 4  further including: 
 a) anti-skid tape being fixed to a surface of said substantially-planar element; and  
 b) said anti-skid tape being fixed to said surface within a region bounded by the other minor side and the bisector of the major sides of said substantially-planar element.  
 
     
     
         7 . Apparatus as defined in  claim 4  wherein: 
 a) said aperture includes a straight segment; and  
 b) said straight segment is generally parallel to said minor sides of said substantially-planar element.

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