[특허]Reclosable fasteners or zippers for use with polymeric bags

Pactiv Corporation

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특허 상세정보

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내보내기 페이스북 공유 트위터 공유 카카오톡 공유

Reclosable fasteners or zippers for use with polymeric bags

특허상세정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	B65D-033/16 B65D-033/24 A44B-019/16 A44B-019/10 A44B-019/00
미국특허분류(USC)	024/399; 024/585.12; 024/030.5R
출원번호	US-0644508 (2006-12-22)
등록번호	US-7377015 (2008-05-27)
발명자 / 주소	Long,Steven P. Cameron,David P.
출원인 / 주소	Pactiv Corporation
대리인 / 주소	Nixon Peabody LLP
인용정보	피인용 횟수 : 7 인용 특허 : 207

초록
▼

A slider is adapted for use with a reclosable fastener for bags containing material. The reclosable fastener includes a first track and a second track. The first track includes a first profile, while the second track includes a second profile. The first and second profiles are releasably engageable to each other. At least one of the first and second profiles has an interior portion. The slider comprises a body that includes a top, a first side, a second side and a separation member on an underside of the top. The separation member is adapted to open and close the fastener and includes a slider finger that extends generally downwardly from the top. The slider finger extends into an interior portion of the first profile so as to assist in removing material trapped in the interior portion of the first profile when closing the reclosable fastener.

대표
청구항
▼

What is claimed is: 1. A reclosable fastener for use with bags having an interior space adapted to receive material, the reclosable fastener comprising: a first track comprising a first profile, first fin portion and a first fin flap, the first fin portion extending generally downwardly from the first profile, the first fin flap being attached to the first fin and extending upwardly and outwardly toward the interior of the bag so as to prevent or inhibit material from entering at least one interior area of the first profile and a second profile; and a second track comprising the second profile, a second fin portion and a second fin flap, the first and second profiles being releasably engageable to each other, the second fin portion extending generally downwardly from the second profile, the second fin flap being attached to the second fin portion and extending upwardly and outwardly toward the interior space of the bag so as to prevent or inhibit material from entering at least one interior area of the first and second profiles; and a slider configured to operate on the first and second tracks, the slider being slidable along the first and second tracks from an open position to a closed position, in which the first and second profiles are disengaged when the slider is in the open position and engaged when the slider is in the closed position. 2. The fastener of claim 1, wherein the first fin flap is integrally formed with first fin portion and the second fin flap is integrally formed with second fin portion. 3. The fastener of claim 1, wherein an upper edge of the first fin flap is in close proximity to the first profile. 4. The fastener of claim 3, wherein an upper edge of the second fin flap is in close proximity to the second profile. 5. The fastener of claim 1, wherein the first fin flap extends upwardly past the interior area of the first profile. 6. The fastener of claim 1, wherein the first fin flap and the second fin flap extend upwardly and outwardly toward the interior space of the bag such that during the engagement of the first and second profiles, the first fin flap and the second fin flap are trapped between the first and second profiles. 7. The fastener of claim 1, wherein the first fin flap extends to and abuts a lower surface of the first profile, the second fin flap extends to and abuts a lower surface of the first profile, and the first and second fin flaps abut each other. 8. The fastener of claim 1, wherein the first fin flap and the second fin flap extend upwardly and outwardly toward the interior space of the bag such that during the engagement of the first and second profiles, the first fin flap and the second fin flap are located beneath the first and second profiles in a non-interlocked position. 9. The fastener of claim 1, wherein the first fin flap, first fin, second fin flap and second fin comprise material independently selected from low density polyethylenes, linear low density polyethylenes, high density polyethylenes (HDPE), medium density polyethylenes (MDPE), polypropylenes, plastomers, elastomers, ethylene vinyl acetates (EVA), ethyl methacrylates, polymethylpentene copolymers, polyisobutylenes, polyolefin ionomers, or combinations thereof. 10. The fastener of claim 1, wherein the first fin flap, first fin, second fin flap and second fin comprise the same material selected from low density polyethylenes, linear low density polyethylenes, high density polyethylenes (HDPE), medium density polyethylenes (MDPE), polypropylenes, plastomers, elastomers, ethylene vinyl acetates (EVA), ethyl methacrylates, polymethylpentene copolymers, polyisobutylenes, polyolefin ionomers, or combinations thereof. 11. The fastener of claim 1, wherein the first profile and the second profile are formed by profile extrusion. 12. The fastener of claim 1, wherein the first profile and the second profile are formed by injection molding. 13. The fastener of claim 1, wherein the slider straddles the first and second tracks and comprises a separation member extending between the first and second tracks, the separation member being adapted to open and close the first and second tracks. 14. A reclosable fastener for use with bags having an interior space adapted to receive material, the reclosable fastener comprising: a first track comprising a first profile, and first fin portion, the first fin portion extending generally downwardly from the first profile; a second track comprising a second profile, a second fin portion and a first fin flap, the first and second profiles being releasably engageable to each other, the second fin portion extending generally downwardly from the second profile, the first fin flap being attached to the second fin portion and extending upwardly and outwardly toward the interior space of the bag so as to prevent or inhibit material from entering at least one interior area of the first and second profiles; and a slider configured to operate on the first and second tracks, the slider being slidable along the first and second tracks from an open position to a closed position, in which the first and second profiles are disengaged when the slider is in the open position and engaged when the slider is in the closed position. 15. The fastener of claim 14, wherein the second profile is a male profile. 16. The fastener of claim 14, wherein the first fin flap is integrally formed with second fin portion. 17. The fastener of claim 14, wherein an upper edge of the first fin flap is in close proximity to the second profile. 18. The fastener of claim 14, wherein the first fin flap extends upwardly and outwardly toward the interior space of the bag such that during the engagement of the first and second profiles, the first fin flap is trapped between the first and second profiles. 19. The fastener of claim 14, wherein the first fin flap extends to and abuts a lower surface of the second profile. 20. The fastener of claim 14, wherein the first fin flap, first fin, and second fin comprise material independently selected from low density polyethylenes, linear low density polyethylenes, high density polyethylenes (HDPE), medium density polyethylenes (MDPE), polypropylenes, plastomers, elastomers, ethylene vinyl acetates (EVA), ethyl methacrylates, polymethylpentene copolymers, polyisobutylenes, polyolefin ionomers, or combinations thereof. 21. The fastener of claim 14, wherein the first profile and the second profile are formed by profile extrusion. 22. The fastener of claim 14, wherein the first profile and the second profile are formed by injection molding. 23. The fastener of claim 14, wherein the slider straddles the first and second tracks and comprises a separation member extending between the first and second tracks, the separation member being adapted to open and close the first and second tracks. 24. A reclosable fastener for use with bags having an interior space adapted to receive material, the reclosable fastener comprising: a first track comprising a first profile, first fin portion and a first fin flap, the first fin portion extending generally downwardly from the first profile, the first fin flap being attached to the first fin and extending upwardly and outwardly toward the interior of the bag so as to prevent or inhibit material from entering at least one interior area of the first and second profiles during dispensing of the material from the bag; and a second track comprising a second profile, a second fin portion and a second fin flap, the first and second profiles being releasably engageable to each other, the second fin portion extending generally downwardly from the second profile, the second fin flap being attached to the second fin portion and extending upwardly and outwardly toward the interior space of the bag so as to prevent or inhibit material from entering at least one interior area of the first and second profiles during dispensing of the material from the bag, wherein the first fin flap and the second fin flap extend upwardly and outwardly toward the interior space of the bag such that during the engagement of the first and second profiles, the first fin flap and the second fin flap are located entirely beneath and adjacent to the first and second profiles in a non-interlocked position. 25. The fastener of claim 24, wherein the first fin flap is integrally formed with first fin portion and the second fin flap is integrally formed with second fin portion.

이 특허에 인용된 특허 (207)

이 특허를 인용한 특허 피인용횟수: 7

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특허 상세정보

Reclosable fasteners or zippers for use with polymeric bags

초록
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이 특허에 인용된 특허 (207)

이 특허를 인용한 특허 피인용횟수: 7

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특허 상세정보

Reclosable fasteners or zippers for use with polymeric bags

초록 ▼

대표청구항 ▼

이 특허에 인용된 특허 (207)

이 특허를 인용한 특허 피인용횟수: 7

IPC 상위 출원인

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상세정보조회

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IPC 상세정보(version : 201201)

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