B29D5/00

Methods of making curved zippers

A zipper with at least one curve includes a first tape and a second tape, and interlocking elements attached to the first tape and the second tape, wherein the first tape and the second tape are curved, and wherein a curve of at least one of the tapes was caused by compaction of that tape.

Methods of making curved zippers

A zipper with at least one curve includes a first tape and a second tape, and interlocking elements attached to the first tape and the second tape, wherein the first tape and the second tape are curved, and wherein a curve of at least one of the tapes was caused by compaction of that tape.

Curved Zippers
20220087372 · 2022-03-24 · ·

A zipper with at least one curve includes a first tape and a second tape, and interlocking elements attached to the first tape and the second tape, wherein the first tape and the second tape are curved, and wherein a curve of at least one of the tapes was caused by compaction of that tape.

Method for Manufacturing Fastener Stringer and Fastener Chain
20210196010 · 2021-07-01 ·

A method for manufacturing a fastener stringer according to the present invention, include a dyeing step for dyeing a fastener stringer including an element row fixed to a side edge portion of a tape made of fiber, a dye cleaning step for removing excess dye from the fastener stringer, a water repellent treatment step for adhering a non-fluorine-based water repellent agent to the fastener stringer, and a pre-dyeing degreasing step for degreasing oil and fat adhered to the fastener stringer by a wet process.

Curved Zippers and Methods, Systems, and Devices for Making Same
20230404221 · 2023-12-21 · ·

A zipper with at least one curve includes a first tape and a second tape, and interlocking elements attached to the first tape and the second tape, wherein the first tape and the second tape are curved, and wherein a curve of at least one of the tapes was caused by compaction of that tape, wherein compaction of the two tapes uses a compactor, and wherein the compactor comprises at least one drum, wherein the drum comprises a notch or groove to allow the zipper's interlocking elements to pass without pressure from the drum while the tapes on either side of the interlocking elements are being compacted.

Curved Zippers and Methods, Systems, and Devices for Making Same
20230404221 · 2023-12-21 · ·

A zipper with at least one curve includes a first tape and a second tape, and interlocking elements attached to the first tape and the second tape, wherein the first tape and the second tape are curved, and wherein a curve of at least one of the tapes was caused by compaction of that tape, wherein compaction of the two tapes uses a compactor, and wherein the compactor comprises at least one drum, wherein the drum comprises a notch or groove to allow the zipper's interlocking elements to pass without pressure from the drum while the tapes on either side of the interlocking elements are being compacted.

DISPATCH SYSTEM AND DISPATCH METHOD FOR MANUFACTURING MOLD
20210060823 · 2021-03-04 ·

A dispatch system and a dispatch method for manufacturing mold are provided. The dispatch system includes a control unit, a mold material storage unit, a processing cutter storage unit, an object pick-and-place and transfer unit, a mold processing unit and a mold product storage unit. The mold material storage unit includes many unprocessed mold materials. The processing cutter storage unit includes many processing cutters. The object pick-and-place and transfer unit is electrically connected to the control unit and disposed between the mold material storage unit and the processing cutter storage unit. One of the unprocessed mold materials and one of the processing cutters are transferred to the mold processing unit by the object pick-and-place and transfer unit, the unprocessed mold material is processed to form a mold product by the mold processing unit, and the mold product is transferred to the mold product storage unit.

Interlocking means and bag with interlocking means

An interlocking means including a first interlocking member for which a male interlocking part is provided in a longitudinal direction of a band-shaped first base and a second interlocking member for which a female interlocking part is provided in a longitudinal direction of a band-shaped second base, and in which multiple sections whose heights are low are formed at the female interlocking part at intervals in a longitudinal direction of the female interlocking part, and the male interlocking part and the female interlocking part are interlocked in the low sections in the same manner as in the non-low sections; and a hag with an interlocking means in which the interlocking means is provided.

Interlocking means and bag with interlocking means

An interlocking means including a first interlocking member for which a male interlocking part is provided in a longitudinal direction of a band-shaped first base and a second interlocking member for which a female interlocking part is provided in a longitudinal direction of a band-shaped second base, and in which multiple sections whose heights are low are formed at the female interlocking part at intervals in a longitudinal direction of the female interlocking part, and the male interlocking part and the female interlocking part are interlocked in the low sections in the same manner as in the non-low sections; and a hag with an interlocking means in which the interlocking means is provided.

Thermal plastic elastomer injection mold, water impervious slide fastener manufactured utilizing the same and finished product having the water impervious slide fastener
10800081 · 2020-10-13 · ·

A thermal plastic elastomer injection mold comprises: a mold base, formed with a platform having a top surface thereof formed with an arc-shaped surface adhered with a pair of support-tapes of a slide fastener and formed with an elongated arc-shaped ridge having a wedge-shaped tip thereby being able to be stably moved into a gap between the pair of support-tapes and a surface of the arc-shaped ridge is formed with a thermal plastic elastomer injection port connected to at least one extruder; and a thermal plastic elastomer, extruded out from the at least one extruder and passing the thermal plastic elastomer injection port so as to be injected into the gap and slits inside two rows of coupling elements disposed at inner edges of the pair of support-tapes, wherein the slide fastener is formed with a water impervious structure after the thermal plastic elastomer inside the gap is cut.