Clicking closure device for a reclosable pouch
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65D-033/16
A44B-001/04
출원번호
US-0031984
(2011-02-22)
등록번호
US-8568031
(2013-10-29)
발명자
/ 주소
Price, William D.
Dawkins, Richard R.
출원인 / 주소
S.C. Johnson & Son, Inc.
인용정보
피인용 횟수 :
16인용 특허 :
269
초록▼
A reclosable pouch includes a first side wall and a second side wall joined together to form a bag. The pouch has an open top for receiving and removing items to be stored, such as food or other material. The pouch further includes at least one closure mechanism near the open top of the bag which pr
A reclosable pouch includes a first side wall and a second side wall joined together to form a bag. The pouch has an open top for receiving and removing items to be stored, such as food or other material. The pouch further includes at least one closure mechanism near the open top of the bag which provides for a reclosable bag. Each closure mechanism comprises a male closure element and a female closure element aligned on the opposing first and second side walls, respectively. The male closure element is asymmetrically deformed in a plurality of intermittent section. Preferably, the closure mechanism is a double zipper with at least one male section including one hook extending from an end thereof to engage the female closure element. The closure mechanism provides a clicking feel and/or sound when the pouch is closed. The closure mechanism is substantially leak-proof when closed.
대표청구항▼
1. A reclosable pouch comprising: a body portion having first and second bag walls; andan elongated closure mechanism defining a longitudinal axis and including: an elongated male closure element having a base, a stem and an engagement end; and a female closure element, wherein the female closure el
1. A reclosable pouch comprising: a body portion having first and second bag walls; andan elongated closure mechanism defining a longitudinal axis and including: an elongated male closure element having a base, a stem and an engagement end; and a female closure element, wherein the female closure element has first and second spaced legs,wherein the male and female closure elements are disposed on opposing sides of the first and second bag walls, and the male closure element is constructed and arranged to engage the legs of the female closure element such that at least one of the male and female elements includes intermittent deformations on a first side and a second side with gradual transitions to the intermittent deformations all along the first side and steep transitions to the intermittent deformations all along the second side, the intermittent deformations being asymmetric about the longitudinal axis and creating at least one of a clicking feel and a clicking sound when the pouch is closed. 2. The reclosable pouch of claim 1, wherein the deformations are formed by a first toothed gripper wheel and a second smooth gripper wheel being deployed in an opposing manner to form a gap. 3. The reclosable pouch of claim 2, wherein said first toothed gripper wheel and said second smooth gripper wheel are at approximately 45° angles and the gap between said wheels is constructed and arranged to receive said male closure element to provide deformation therein, wherein said gap is of a distance less than a width of the stem so that the stem is deformed substantially only on a side of the stem acted upon by the first toothed gripper wheel. 4. The reclosable pouch of claim 1, wherein the pouch includes a second closure mechanism. 5. The reclosable pouch of claim 1, wherein closure creates the clicking sound and feel. 6. The reclosable pouch of claim 1, wherein only the male element is deformed and the stem of the male element is substantially unchanged on an opposing side to the deformations to maintain an effective seal. 7. A reclosable pouch comprising: opposing first and second walls joined together to form an interior for storing items;an elongated male closure element coupled to the first wall having a proximal base adjacent the first wall, a stem extending from the base, and a distal end, wherein the male closure element defines a plurality of deformed segments intermittent normal segments along a length thereof with transitions between the deformed segments and the normal segments, the transitions all being steep on a first side of the elongated male closure element and the transitions all being gradual on an opposing second side of the elongated male closure element; andan elongated female closure element coupled to the second wall, and the female closure element has first and second spaced legs that define a channel,wherein when the male closure element interlocks in the channel of the female closure element, the pouch is sealed and a clicking sound is generated substantially by interaction between the female closure element and the steep transitions of the first side. 8. A reclosable pouch as recited in claim 7, wherein the steep transitions of the first side have an angular wall change of at least 75 degrees from a longitudinal axis of the elongated male closure element and the gradual transitions of the second side have an angular wall change of no more than 45 degrees. 9. A reclosable pouch as recited in claim 8, wherein the steep transitions have an angular wall change from about 80 to 90 degrees and the gradual transitions have an angular wall change from about 25 to 35 degrees. 10. A reclosable pouch as recited in claim 8, wherein the steep transitions have an angular wall change of approximately 90 degrees and the gradual transitions have an angular wall change of less than about 30 degrees. 11. A reclosable pouch as recited in claim 7, further comprising a second male closure element and a second female closure element coupled to the walls, the male closure element being sized and arranged to interlock in the female closure element such that a clicking sound is generated. 12. A reclosable pouch as recited in claim 11, wherein the second male closure element generates the clicking sound at an audibly different frequency from the first male closure element by having deformed segments of a different length than the deformed segments of the first male closure element. 13. A reclosable pouch comprising: first and second opposing walls joined to form a bag, each wall having a lip that forms part of an opening for the bag; andan elongated closure mechanism attached to the walls for sealing the opening and defining a longitudinal axis, the closure mechanism having: at least one female closure element; and at least one male closure element having a plurality of deformed portions intermittent normal portions,wherein on a first side of the male closure element, sealing surfaces are substantially unchanged from the normal to the deformed portions and gradual ramps define all transitions between the normal and deformed portions,on a second side of the male closure element, transitions from the normal to the deformed portions are all defined by substantial steps so that the at least one male closure element is asymmetrical about the longitudinal axis, andupon inserting the male closure element into the female closure element, the substantial steps create one of a clicking feel or a clicking sound. 14. A reclosable pouch as recited in claim 13, wherein a length of the deformed portions is less than 0.15 of an inch {3.81 mm}, wherein the female closure element also defines deformed portions intermittent normal portions. 15. A reclosable pouch as recited in claim 13, wherein the male closure element includes a base and a stem extending from the base to terminate in an engagement feature, wherein the sealing surfaces are substantially on the stem and the engagement feature has a cross-sectional shape selected from the group consisting of a hook, an arrow head, a three-lobed arrow head, a rounded stem, an asymmetrical triangle, and a symmetrical triangle. 16. A reclosable pouch as recited in claim 13, wherein in the deformed portions are formed by a first toothed gripper wheel and a second smooth gripper wheel being deployed in an opposing manner to form a gap through which the male closure element is passed. 17. A reclosable pouch as recited in claim 13, wherein the step transitions have an angular wall change of at least 75 degrees from a longitudinal axis of the male closure element and the gradual ramps have an angular wall change of no more than 45 degrees. 18. A reclosable pouch as recited in claim 17, wherein the step transitions have an angular wall change from about 80 to 90 degrees and the gradual ramps have an angular wall change from about 25 to 35 degrees. 19. A reclosable pouch as recited in claim 17, wherein the step transitions have an angular wall change of approximately 90 degrees and the gradual ramps have an angular wall change of less than about 30 degrees. 20. A reclosable pouch comprising: a body portion having first and second bag walls; anda closure mechanism including: an elongated male closure element having a base, a stem and an engagement end; and a female closure element, wherein the female closure element has first and second spaced legs,whereinthe male and female closure elements are disposed on opposing sides of the first and second bag walls, and the male closure element is constructed and arranged to engage the legs of the female closure element such that at least one of the male and female elements includes intermittent deformations along at least one side, the intermittent deformations being asymmetric and creating at least one of a clicking feel and a clicking sound when the pouch is closed,the deformations are formed by a first toothed gripper wheel and a second smooth gripper wheel being deployed in an opposing manner to form a gap, andsaid first toothed gripper wheel and said second smooth gripper wheel are at approximately 45° angles and the gap between said wheels is constructed and arranged to receive said male closure element to provide deformation therein, wherein said gap is of a distance less than a width of the stem so that the stem is deformed substantially only on a side of the stem acted upon by the first toothed gripper wheel. 21. A reclosable pouch comprising: opposing first and second walls joined together to form an interior for storing items;a first elongated male closure element coupled to the first wall having a proximal base adjacent the first wall, a stem extending from the base, and a distal end, wherein the first male closure element defines a plurality of deformed segments intermittent normal segments along a length thereof with transitions between the deformed segments and the normal segments;a first elongated female closure element coupled to the second wall having first and second spaced legs that define a channel, wherein when the first male closure element interlocks in the channel of the first female closure element, the pouch is sealed and a first sound is generated substantially by interaction between the first female closure element and the transitions;a second male closure element coupled to the first wall having a proximal base adjacent the first wall, a stem extending from the base, and a distal end, wherein the second male closure element defines a plurality of deformed segments intermittent normal segments along a length thereof with transitions between the deformed segments and the normal segments; anda second female closure element coupled to the second wall having first and second spaced legs that define a channel, wherein when the second male closure element interlocks in the channel of the second female closure element, the second male closure element generates a second sound at an audibly different frequency from the first male closure element by having deformed segments of a different length than the deformed segments of the first male closure element.
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