Articulated shoring cup

Abstract

An articulated shoring cup comprises a cup member 42 having a recess 45 for receiving the upper shore member of a shore, and a channel member 43 joined in pivoting relation to the cup member 42 , the channel member having a channel 52 for capturing the bottom stringer member of falsework to be supported at an oblique angle.

1 . An articulated shoring cup for use with a shore for supporting falsework, the shore having an upper shore member and a lower shore member, and the falsework having a bottom stringer member, the articulated shoring cup comprising: 
 a cup member having a recess for receiving the upper shore member, and    a channel member joined in pivoting relation to said cup member, said channel member having a channel for capturing the stringer member, said channel and said recess facing generally in opposite directions.    
     
     
         2 . The articulated shoring cup of  claim 1  wherein: 
 said cup member has a bottom plate and four walls extending generally perpendicularly from said bottom plate, said bottom plate and said walls forming said recess,    and said channel member having a base plate and two generally parallel side walls extending upwardly from said base plate, said base plate and side walls forming said channel.    
     
     
         3 . The articulated shoring cup of  claim 2  wherein: 
 said channel member is joined with said cup member about a pivot pin, said pivot pin forming a pivot axis,    said channel disposed in perpendicular relation to said pivot axis.    
     
     
         4 . The articulated shoring cup of  claim 2  wherein: 
 said channel member is joined with said cup member about a pivot pin, said pivot pin forming a pivot axis,    said channel disposed in parallel relation to said pivot axis.    
     
     
         5 . The articulated shoring cup of  claim 1  wherein: 
 said cup member has at least two upwardly extending flanges, each said upwardly extending flange tapered to form a narrow upper portion, each said upper portion having an aperture,    said channel member has at least two downwardly extending flanges, each said downwardly extending flange tapered to form a narrow lower portion, each said lower portion having a cooperating aperture, and    a pivot pin is inserted in said apertures of said upwardly and downwardly extending flanges forming a pivot axis about which said channel member and said cup member move in pivoting relation.    
     
     
         6 . The articulated shoring cup of  claim 5  wherein: 
 said pivot pin is removably inserted in said apertures.    
     
     
         7 . The articulated shoring cup of  claim 6  wherein: 
 said pivot pin comprises a head, a shank, and a fastener, said head having a diameter larger than one of said apertures, said shank having a first end and a second end opposite said first end, said head affixed to said first end of said shank, said shank inserted in said apertures, said fastener removably affixed to said second end, and said apertures disposed between said head and said fastener.    
     
     
         8 . An articulated shoring cup for use with a shore for supporting falsework, the shore having an upper shore member and a lower shore member, and the falsework having a bottom stringer member, the articulated shoring cup comprising: 
 a cup member having a bottom plate and four walls extending generally perpendicularly from said bottom plate, said bottom plate and said walls forming a recess for receiving the upper shore member, said cup member further having at least two flanges extending upwardly from said bottom plate, each said flange tapered to form a narrow upper portion, each said upper portion having an aperture, and    a channel member joined in pivoting relation to said cup member, said channel member having a base plate and two generally parallel side walls extending upwardly from said base plate, said base plate and side walls forming a channel for capturing the stringer member, said channel member further having at least two cooperating flanges extending downwardly from said base plate, each said cooperating flange tapered to form a narrow lower portion, each said lower portion having a cooperating aperture, said lower portions of said cooperating flanges in overlapping parallel alignment with said flanges of said upper portions, and    a pivot pin inserted in said apertures forming a pivot axis about which said channel member and said cup member move in pivoting relation.    
     
     
         9 . The articulated shoring cup of  claim 8  wherein: 
 said pivot pin is freely movable in said cooperating apertures of said lower portions of said cooperating flanges.    
     
     
         10 . The articulated shoring cup of  claim 8  wherein: 
 said pivot pin is freely movable in said apertures of said upper portions of said flanges.    
     
     
         11 . The articulated shoring cup of  claim 8  wherein: 
 said side walls of said channel member are disposed in parallel relation to said pivot axis.    
     
     
         12 . The articulated shoring cup of  claim 8  wherein: 
 said side walls of said channel member are disposed in perpendicular relation to said pivot axis.    
     
     
         13 . The articulated shoring cup of  claim 1  further comprising: 
 a ball and socket mechanism joining said cup and channel members in pivoting relation.    
     
     
         14 . The articulated shoring cup of  claim 1  further comprising: 
 a neck, said neck having proximal and distal ends, said proximal end attached to said base plate of said channel member,    a rigid ball secured to said distal end of said neck, said ball having a convex curvature, said neck and said ball defining a central axis,    a stanchion securely attached to said bottom plate of said cup member, said stanchion having a lower surface having a concave curvature conforming to said convex curvature of said ball,    a collar removably attached to said stanchion, said collar having a lower portion having an inwardly facing annular surface, said annular surface having a concave curvature conforming to said convex curvature of said ball, said annular surface together with said lower surface of said stanchion defining a socket capturing said ball, said ball freely movable in said socket such that said cup member is rotatable about said central axis with respect to said channel member, and so that said cup member pivots with respect to said channel member about said ball.    
     
     
         15 . The articulated shoring cup of  claim 14  wherein: 
 said stanchion has exterior threads, and said collar has cooperating interior threads.    
     
     
         16 . The articulated shoring cup of  claim 14  wherein: 
 said cup member is movable with respect to said channel member between an axially aligned position and a fully pivoted position, and    said lower portion of said collar has an oblique annular surface, in said fully pivoted position said oblique annular surface in abutting engagement with said neck thereby limiting further pivoting motion of said cup member.    
     
     
         17 . The articulated shoring cup of  claim 16  wherein: 
 said lower portion of said collar has an outwardly facing angled surface, in said fully pivoted position said outwardly facing angled surface in abutting engagement with said base plate of said channel member thereby further limiting pivoting motion of said cup member.    
     
     
         18 . An articulated shoring cup for use with a shore for supporting falsework, the shore having an upper shore member and a lower shore member, the falsework having a bottom stringer member, the articulated shoring cup comprising: 
 a cup member having a recess for receiving the upper shore member,    a channel member joined in pivoting relation to said cup member, said channel member having a channel for capturing the stringer member of the falsework, said channel and said recess facing generally in opposite directions,    a neck, said neck having proximal and distal ends, said proximal end attached to said base plate of said channel member,    a rigid ball secured to said distal end of said neck, said ball having a convex curvature, said neck and said ball defining a central axis,    a stanchion securely attached to said bottom plate of said cup member, said stanchion having a lower surface having a concave curvature conforming to said convex curvature of said ball,    a collar removably attached to said stanchion, said collar having a lower portion having an inwardly facing annular surface, said annular surface having a concave curvature conforming to said convex curvature of said ball, said annular surface together with said lower surface of said stanchion defining a socket capturing said ball,    said ball freely movable in said socket such that said cup member is rotatable about said central axis with respect to said channel member, and so that said cup member pivots with respect to said channel member about said ball.