Interlocking closure device

A closure device for a reclosable plastic bag comprising:

• first and second interlocking fastening strips arranged to be interlocked over a predetermined length, said first fastening strip includes a first closure element, said second fastening strip includes a second closure element;
• said first and second closure elements having an occlusion and peel force;
• said first closure element having a first series of intermittent stepped deflections along its length;
• said second closure element having a second series of intermittent stepped deflections along its length, said second series of intermittent stepped deflections being in substantially congruent and interdigitating relation with said first series of intermittent stepped deflections when said first and second fastening strips are interlocked such that said occlusion and peel force is cycled intermittently over the length of the closure device;
• and wherein:
• said first closure clement comprises a first outermost web and a second innermost web, said first web spaced from said second web, said first web terminating in a first closure portion said second web terminating in a second closure portion, said second closure element comprises a third outermost web and a fourth innermost web, said third web spaced from said fourth web, said third web terminating in a third closure portion which engages said first closure portion, said fourth web terminating in a fourth closure portion which engages said second closure portion;
• and
• wherein said first and third outermost webs are compressed in regions of said stepped defections.

A closure device for a reclosable plastic bag comprising:

• a first fastening strip;
• a second fastening strips arranged to be interlocked over a predetermined longitudinal X axis with said first fastening strip, said fastening strips have a transverse Y axis, said transverse Y axis is perpendicular to said longitudinal X axis, said fastening strips have a vertical Z axis, said vertical Z axis is perpendicular to said longitudinal X axis, said vertical Z axis is perpendicular to said transverse Y axis,
• said first fastening strip comprises a first web, said first web extending from said first fastening strip, said first web terminating in a first closure portion, said second fastening strip comprises a second web, said second web extending from said second fastening strip, said second web terminating in a second closure portion which engages said first closure portion when said fastening strips are occluded, said first and second closure portions having an occlusion and peel force;
• said first web including a first series of intermittent peak and valley deformations disposed along its longitudinal X axis, said first series of peak and valley deformations each having a deformation component along the transverse Y axis and a deformation component along the vertical Z axis;
• said second web including a second series of intermittent peak and valley deformations disposed along its longitudinal X axis, said second series of peak and valley deformations each having a deformation component along the transverse Y axis and a deformation component along the vertical Z axis;
• and
• said second series of peak and valley deformations being in substantially congruent and interdigitating relation with said first series of peak and valley deformations when said first and second fastening strips are interlocked such that said occlusion and peel force is cycled intermittently over the length of the closure device.

A closure device for a reclosable plastic bag comprising:

• a first fastening strip;
• a second fastening strip arranged to be interlocked over a predetermined longitudinal X axis with said first fastening strip, said fastening strips have a transverse Y axis, said transverse Y axis is perpendicular to said longitudinal X axis, said fastening strips have a vertical Z axis, said vertical Z axis is perpendicular to said longitudinal X axis, said vertical Z axis is perpendicular to said transverse Y axis,
• said first fastening strip comprises a first web, said first web extending from said first fastening strip, said first web terminating in a first closure portion, said second fastening strip comprises a second web, said second web extending from said second fastening strip, said second web terminating in a second closure portion which engages said first closure portion when said fastening strips are occluded, said first and second closure portions having an occlusion and peel force;
• said first web including a first series of intermittent deformations disposed along its longitudinal X axis wherein said first web is deflected upwardly along the vertical Z axis;
• said second web including a second series of intermittent deformations disposed along its longitudinal X axis, wherein said second web is deflected upwardly along the vertical Z axis;
• and
• said second series of deformations being in substantially congruent and interdigitating relation with said first series deformations when said first and second fastening strips are interlocked such that said occlusion and peel force is cycled intermittently over the length of the closure device.

A closure device for a reclosable plastic bag comprising:

• a first fastening strip;
• a second fastening strip arranged to be interlocked over a predetermined longitudinal X axis with said first fastening strip, said fastening strips have a transverse Y axis, said transverse Y axis is perpendicular to said longitudinal X axis, said fastening strips have a vertical Z axis, said vertical Z axis is perpendicular to said longitudinal X axis, said vertical Z axis is perpendicular to said transverse Y axis,
• said first fastening strip comprises a first closure element that extends from said first fastening strip along the transverse Y axis, said second fastening strip comprises a second closure element that extends from said second fastening strip along the transverse Y axis and which engages said first closure element when said fastening strips are occluded;
• said first closure element including a first series of intermittent deformations disposed along its longitudinal X axis, each of said first series of deformations having a deformation component along the transverse Y axis thereby defining areas of compression in the first closure element;
• said second closure element including a second series of intermittent deformations disposed along its longitudinal X axis, each of said second series of deformations having a deformation component along the transverse Y axis thereby defining areas of compression in the second closure element;
• and
• said areas of compression of second series of deformations being in substantially congruent and interdigitating relation with said areas of compression of said first series of deformations when said first and second fastening strips are interlocked, said closure device imparting a vibratory or bumpy feel perceptible to the touch as the closure elements are occluded.

A closure device for a reclosable plastic bag comprising:

• a first fastening strip;
• a second fastening strip arranged to be interlocked over a predetermined longitudinal X axis with said first fastening strip, said fastening strips have a transverse Y axis, said transverse Y axis is perpendicular to said longitudinal X axis, said fastening strips have a vertical Z axis, said vertical Z axis is perpendicular to said longitudinal X axis, said vertical Z axis is perpendicular to said transverse Y axis,
• said first fastening strip comprises a first closure element that extends from said first fastening strip along the transverse Y axis, said second fastening strip comprises a second closure element that extends from said second fastening strip along the transverse Y axis and which engages said first closure element when said fastening strips are occluded;
• said first closure element including a first series of intermittent deformations disposed along its longitudinal X axis, each of said first series of deformations having a deformation component along the transverse Y axis thereby defining areas of compression in the first closure element;
• said second closure element including a second series of intermittent deformations disposed along its longitudinal X axis, each of said second series of deformations having a deformation component along the transverse Y axis thereby defining areas of compression in the second closure element;
• and
• said areas of compression of second series of deformations being in substantially congruent and interdigitating relation with said areas of compression of said first series of deformations when said first and second fastening strips are interlocked, said closure device imparting audible clicking sounds therealong as the closure elements are being occluded or deoccluded.