Hockey puck

A hockey puck, comprising;

• a cylindrical body of a diameter greater than an axial height and defining a hollow interior of a predetermined volume,
• a liquid in said interior space, said liquid filling less than said predetermined volume,
• a baffle in said hollow interior space to divide said hollow interior space into parts, said baffle defining a passage through which at least some of said liquid flows when said cylindrical body is turned from a position with said axis in a first vertical direction to a position with said axis in a second vertical position.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body at each of said end faces substantially adjacent a periphery of said end faces, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending along a majority of said periphery of said end faces, said slider members each being arcuate in shape and having a radius with a center substantially identical to said axis of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body at each of said end faces substantially adjacent a periphery of said end faces, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending along a majority of said periphery of said end faces, said slider members including posts extending into openings in said cylindrical body, said slider members each include at least two of said posts extending into said openings in said cylindrical body.

A hockey puck, comprising:

• a generally cylindrical body including:
• an outer ring portion and a center portion within said outer ring portion, said center portion including means to absorb shock from said puck striking or being struck by a surface, said outer ring being of a relatively flexible material to flex under impact,
• slider members mounted in said outer ring, said slider members being of a material having a low coefficient of friction, said slider members extending above a plane of an axial end of said generally cylindrical body for contact with a generally planar playing surface to permit sliding of said puck on said slider members, said slider members having portions which are arcuate in shape in said plane of said axial end and extending collectively about a major portion of a circumference of said outer ring portion, said portions of said slider members which are arcuate in shape having a radius with a center substantially identical to an axis of cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder and having a generally cylindrical surface, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending along a periphery of said end faces, said slider members extending over said generally cylindrical surface of said cylindrical body.

A hockey puck for play on a playing surface using hockey sticks, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder and having a radial surface, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider means for sliding on the playing surface attached to said cylindrical body, said slider means being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider means extending over a major portion of a periphery of said end faces and over a major portion of said radial surface for sliding contact with the playing surface in every orientation of hockey puck outside of a position with said axis parallel to said playing surface.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder and having a generally cylindrical surface, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members including slider surfaces of a material having a lower coefficient of friction than a material of said cylindrical body extending along a periphery of said end faces, said slider members including slider surfaces of a material having a lower coefficient of friction than a material of said cylindrical body extending over portions of said generally cylindrical surface of said cylindrical body, wherein said slider members including said slider surfaces extending along the periphery of said end faces are the same slider members as said slider members including said slider surfaces extending over portions of said generally cylindrical surface of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder and having a generally cylindrical surface, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members including slider surfaces of a material having a lower coefficient of friction than a material of said cylindrical body extending along a periphery of said end faces said slider members including slider surfaces of a material having a lower coefficient of friction than a material of said cylindrical body extending over portions of said generally cylindrical surface of said cylindrical body, wherein said slider members prevent contact of said cylindrical body with a planar playing surface at all positions of said puck except at a puck position with an axis of said puck parallel to said playing surface.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder and having a generally cylindrical surface, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members including slider surfaces extending along a periphery of said end faces, said slider members including slider surfaces extending beyond said generally cylindrical surface of said cylindrical body for contact with a playing surface and to prevent contact with a planar playing surface at said generally cylindrical surface of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending from one end face to an other end face of said cylindrical body exposed along radial outer edges of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending from said cylindrical body exposed along radial outer edges of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• means for preventing direct contact of said cylindrical body with a planar playing surface at all orientations of said cylindrical body except a position with said axis substantially parallel to said planar playing surface, said means for preventing including slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of Fiction than a material of said cylindrical body, said slider members extending along portions of said end faces, said slider members extending along portions of radial outer edges of said cylindrical body.

A hockey puck, comprising:

• a cylindrical body having end faces substantially transverse to an axis of the cylinder, said cylindrical body being of an axial height less than a diameter of said cylindrical body;
• means for preventing direct contact of said cylindrical body with a planar playing surface at all orientations of said cylindrical body relative to said planar playing surface, said means for preventing including slider members attached to said cylindrical body, said slider members being of a material having a lower coefficient of friction than a material of said cylindrical body, said slider members extending along portions of said end faces, said slider members extending along portions of radial outer edges of said cylindrical body.