Assembly having slider mounted inside zipper for reclosable packaging

An assembly comprising first and second zipper parts and a slider mounted to said first and second zipper parts, said first and second zipper parts becoming mutually interlocked as said slider is moved along said second zipper part in a first direction and becoming mutually disengaged as said slider is moved along said second zipper part in a second direction opposite to said first direction, wherein:

• said first zipper part comprises a first base and a first closure element connected to said first base, and said second zipper part comprises a second base and a second closure element connected to said second base, said first and second closure elements being mutually engageable, said first base comprising an exterior surface facing away from said second base, and said second base comprising an exterior surface facing away from said first base;
• and
• a slider mounted to said zipper and comprising a body having a first end where said zipper is open and a second end where said zipper is closed, first and second camming surfaces that have respective fixed positional relationships to said body and are divergent in said first direction, said first and second camming surfaces being disposed so that said first and second zipper parts are respectively cammed toward each other by said first and second camming surfaces as said slider is moved in said first direction, and third and fourth camming surfaces that have respective fixed positional relationships to said body and are divergent in said first direction, said third and fourth camming surfaces being disposed so that said first and second zipper parts are respectively cammed away from each other by said third and fourth camming surfaces as said slider is moved in said second direction.

A package comprising first and second walls, a zipper comprising first and second zipper parts respectively joined to said first and second walls, and a slider mounted to said zipper, said first zipper part comprising a first base and a first closure element connected to said first base, said second zipper part comprising a second base and a second closure element connected to said second base and engageable with said first closure element, a portion of said front wall being joined to an exterior surface of said first base and a portion of said rear wall being joined to an exterior surface of said second base, said exterior surface of said first base facing away from said second base and said exterior surface of said second base facing away from said first base, said first base comprising a first groove that opens on an interior surface of said first base, said second base comprising a second groove that opens on an interior surface of said second base, and said slider comprising a body and first and second ribs connected to and projecting out of opposing sides of said body, said first and second ribs being not parallel with each other, said first rib being engaged in and slidable along said first groove, and said second rib being engaged in and slidable along said second groove,

• wherein the portions of said first and second grooves that are in contact with said first and second ribs respectively are displaced toward or away from each other along an axis generally perpendicular to said exterior surfaces of said first and second bases during travel of said slider along said zipper.

A package comprising a folded sheet of film sealed on three sides to form an enclosed receptacle, a zipper comprising first and second zipper parts sealed to first and second opposing portions of said sheet of film in proximity to the fold in said sheet, and a slider mounted to said zipper, said first zipper part comprising a first base strip having an exterior side sealed to said first opposing portion of said sheet of film and having a first closure element connected to and projecting from an interior side of said first base strip, said second zipper part comprising a second base strip having an exterior side sealed to said second opposing portion of said sheet of film and having a second closure element connected to and projecting from an interior side of said second base strip, and said second closure element being engageable with said first closure element when said slider is moved in one direction and being disengageable when said slider is moved in the opposite direction, one of said opposing portions of said folded sheet of film being joined to said exterior side of said first base strip and the other of said opposing portions of said folded sheet of film being joined to said exterior side of said second base strip, said exterior sides of said first base strip facing away from said second base strip and said exterior side of said second base strip facing away from said first base strip, wherein no part of said slider confronts either of said exterior surfaces of said first and second base strips and the portions of said first and second closure elements that are in contact with said slider are displaced toward or away from each other along an axis generally perpendicular to said exterior sides of said first and second base strips.

A package comprising:

• front and rear walls;
• a zipper comprising first and second zipper parts respectively joined to said front and rear walls, said first zipper part comprising a first base and a first closure element connected to said first base, and said second zipper part comprising a second base and a second closure element connected to said second base, said first and second closure elements being mutually engageable, said first base comprising an exterior surface facing away from said second base and a first groove having an opening at an interior surface of said first base, and said second base comprising an exterior surface facing away from said first base and a second groove having an opening at an interior surface of said second base, a portion of said front wall being joined to said exterior surface of said first base and a portion of said rear wall being joined to said exterior surface of said second base;
• and
• a slider mounted to said zipper and comprising a body having a first end where said zipper is open and a second end where said zipper is closed, a first direction being directed from said second end to said first end and a second direction being opposite to said first direction, wherein said slider further comprises first and second ribs that project from opposing sides of said body and are not parallel with each other, said first base comprises a first groove in which said first rib is engaged, and said second base comprises a second groove in which said second rib is engaged.

A package comprising:

• front and rear walls;
• a zipper comprising first and second zipper parts respectively joined to said front and rear walls, said first zipper part comprising a first base and a first closure element connected to said first base, and said second zipper part comprising a second base and a second closure element connected to said second base, said first and second closure elements being mutually engageable, said first base comprising an exterior surface facing away from said second base and a first groove having an opening at an interior surface of said first base, and said second base comprising an exterior surface facing away from said first base and a second groove having an opening at an interior surface of said second base, a portion of said front wall being joined to said exterior surface of said first base and a portion of said rear wall being joined to said exterior surface of said second base;
• and
• a slider mounted to said zipper and comprising a body having a first end where said zipper is open and a second end where said zipper is closed, a first direction being directed from said second end to said first end and a second direction being opposite to said first direction, wherein said slider further comprises first and second grooves that open on opposing sides of said body and are not parallel with each other, said first base comprises a first rib which is engaged by said first groove, and said second base comprises a second rib which is engaged by said second groove.