Modular teat cup assembly

A cartridge assembly for use with a teat cup assembly for milking cows, comprising:

• a spool-shaped liner having a hollow tubular barrel with an upper flange at its upper end and a lower flange at its lower end, said barrel defining a teat-receiving region and being deformable between a relaxed profile and a collapsed massage profile;
• and
• a framework for supporting said liner, said framework comprises a pair of opposing sleeve members movable between an open position to permit removal of said liner therefrom and a closed position for supporting said liner therebetween.

A cartridge assembly for use with a teat cup assembly for milking cows, comprising:

• a spool-shaped liner having a hollow tubular barrel with an upper flange at its upper end and a lower flange at its lower end, said barrel defining a teat-receiving region and being deformable between a relaxed profile and a collapsed massage profile;
• and
• a framework for supporting said liner, said framework comprises plural sleeve members movable between an open position to permit removal of said liner therefrom and a closed position for supporting said liner therebetween.

A cartridge assembly for use with a teat cup assembly for milking cows, comprising:

• a spool-shaped liner having a hollow tubular barrel with an upper flange at its upper end and a lower flange at its lower end, one of said flanges having an annular surface with an annular bead projecting outwardly in an axial direction from said annular surface, and said barrel defining a longitudinal axis and a teat-receiving region and being deformable between a relaxed profile and a collapsed massage profile;
• and
• a framework for supporting said liner, said framework comprises a cylindrical sleeve member surrounding said liner, said sleeve member includes an upper collar portion for supporting the upper flange of said liner, a lower collar portion for supporting the lower flange of said liner, and axially extending rigid means interconnecting said upper and lower collar portions.