1. A plastic zipper comprising first and second interlockable parts, said first interlockable part having a male profile and said second interlockable part having a female profile, wherein said female profile comprises inwardly facing first and second hooks and outwardly extending first and second wings.
2. The zipper as recited in claim 1, wherein said female profile further comprises first and second walls, wherein said first wall, said first hook and said first wing are integrally formed, and wherein said second wall, said second hook and said second wing are integrally formed
3. The zipper as recited in claim 1, wherein said first wing has an apex having a lateral offset from said center plane which is greater than a maximum lateral offset from said center plane of said first wall.
4. The zipper as recited in claim 1, wherein said first wing has an apex having a lateral offset from said center plane which is greater than a lateral offset from said center plane of a junction of a rear surface of said first wing and a side surface of said first wall.
5. The zipper as recited in claim 1, wherein said first hook and said first wing extend in generally opposite directions.
6. The zipper as recited in claim 1, wherein said second interlockable part comprises a base, said first hook has a first surface facing said first interlockable part and said first wing has a second surface facing said first interlockable part, said first and second surfaces being neither parallel nor perpendicular to a plane of said base.
7. The zipper as recited in claim 6, wherein said second surface is closer to parallel with said base plane than is said first surface.
8. A plastic zipper comprising first and second fastener strips, wherein said first fastener strip comprises a male member having a profile with an expanded head and said second fastener strip comprises a female member having a profile with a groove for receiving said expanded head of said male member, and wherein said female member comprises first and second generally T-shaped sides defining an opening, wherein each of said first and second generally T-shaped surfaces has a guide surface for guiding said male member toward said opening when said male member impinges on said guide surface, said guide surface having an apex which is laterally offset from a center plane of said female member by an amount which is greater than the lateral offset of an outer junction, said outer junction being located where an undersurface of a transverse portion meets a side surface of a stem portion of a T-shaped side.
9. The zipper as recited in claim 8, wherein said transverse and stem portions of each of said first and second generally T-shaped sides of said female member are integrally formed.
10. The zipper as recited in claim 8, wherein said apex of said guide surface has a lateral offset from said center plane which is greater than a maximum lateral offset from said center plane of said corresponding stem portion.
11. A package comprising a receptacle having a mouth at an upper end, a plastic zipper attached to said mouth and comprising first and second fastener strips, wherein said first fastener strip comprises a male member having a profile with an expanded head and said second fastener strip comprises a female member having a profile with a groove for receiving said expanded head of said male member, and wherein said female member comprises a base, first and second walls extending from said base, first and second hooks extending from said first and second walls respectively toward a center plane, and first and second wings extending from said first and second walls respectively away from said center plane.
12. The package as recited in claim 11, wherein said first wall, said first hook and said first wing are integrally formed.
13. The package as recited in claim 11, wherein said first wing has an apex having a lateral offset from said center plane which is greater than a maximum lateral offset from said center plane of said first wall.
14. The package as recited in claim 11, wherein said first wing has an apex having a lateral offset from said center plane which is greater than a lateral offset from said center plane of a junction of a rear surface of said first wing and a side surface of said first wall.
15. The package as recited in claim 11, wherein said first hook and said first wing extend in generally opposite directions.
16. The package as recited in claim 11, wherein said first hook has a first surface facing said first fastener strip and said first wing has a second surface facing said first fastener, said first and second surfaces being neither parallel nor perpendicular to a plane of said base.
17. The package as recited in claim 16, wherein said second surface is closer to parallel with said base plane than is said first surface.
18. A package comprising a receptacle having a mouth at an upper end, a plastic zipper attached to said mouth and comprising first and second fastener strips, wherein said first fastener strip comprises a male member having a profile with an expanded head and said second fastener strip comprises a female member having a profile with a groove for receiving said expanded head of said male member, and wherein said female member comprises first and second generally T-shaped sides defining an opening, wherein each of said first and second generally T-shaped surfaces has a guide surface for guiding said male member toward said opening when said male member impinges on said guide surface, said guide surface having an apex which is laterally offset from a center plane of said female member by an amount which is greater than the lateral offset of an outer junction, said outer junction being located where an undersurface of a transverse portion meets a side surface of a stem portion of a T-shaped side.
19. The package as recited in claim 18, wherein said transverse and stem portions of each of said first and second generally T-shaped sides of said female member integrally formed.
20. The package as recited in claim 18, wherein said apex of said guide surface has a lateral offset from said center plane which is greater than a maximum lateral offset from said center plane of said corresponding stem portion.
21. A plastic zipper comprising first and second fastener strips, wherein said first fastener strip comprises a male member having a profile with an expanded head and said second fastener strip comprises a female member having a profile with a groove for receiving said expanded head of said male member, and wherein said female member comprises first and second hooks extending toward a center plane and defining an opening which communicates with said groove, and first and second wings extending away from said center plane, said first hook and said first wing being integrally formed and supported in a region intermediate the respective ends of said first hook and said first wing, and said second hook and said second wing being integrally formed and supported in a region intermediate the respective ends of said second hook and said second wing, said first and second wings having respective surfaces for guiding an impinging male member toward said opening.
22. A plastic zipper comprising first and second fastener strips, wherein said first fastener strip comprises a male member having a profile with a base and an expanded head and said second fastener strip comprises a female member having a profile with a groove for receiving said expanded head of said male member, and wherein said female member comprises a base, first and second walls extending from said base, first and second hooks extending from said first and second walls respectively toward a center plane, and first and second target apices located away from said center plane, wherein said zipper has a ratio of target width to zipper height substantially equal to or greater than unity when said zipper is closed.
23. A package comprising a receptacle having a mouth at an upper end and a plastic zipper as recited in claim 22 attached to said mouth.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A system of copying information from multiplexed master holograms recorded in a master medium to a replicate photosensitive medium, comprising:
a holding structure, operating to hold said master medium and said replicate photosensitive medium;
a plurality of individually coherent but mutually incoherent replicating light beams, each having a beam characteristic unique to one of said multiplexed master holograms, said replicating light beams being broad enough to illuminate both said multiplexed master holograms in said master medium and a recording area on said replicate photosensitive medium;
said replicating light beams interacting with said multiplexed master holograms to produce diffracted beams therefrom;
said diffracted light beams interfering with a portion of said replicating light beams to produce interference patterns in said replicate photosensitive medium; and
said replicate photosensitive medium operating to record said interference patterns therein.
2. A system as in claim 1, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
3. A system as in claim 1, wherein said plurality of individually coherent and mutually incoherent replicating read beams are produced by at least one of coherent light sources including diode lasers, or diode laser arrays, or diode-pumped solid-state lasers, or a combination thereof.
4. A system as in claim 3, further including a collimating lens placed in a vicinity of said master medium and located between said coherent light sources and said master medium, said collimating lens operating to collimate light beams emitted by said coherent light sources.
5. A system as in claim 3, further including a collimating optical element in each one of said coherent light sources, said collimating optical element operating to collimate light beams emitted from said coherent light sources.
6. A system as in claim 1, wherein said multiplexed master holograms are recorded by interfering Fourier transforms of a plurality of object images with a plurality of plane-wave reference writing beams.
7. A system as in claim 6, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing, peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
8. A system as in claim 1, wherein said portion of said replicating light beams is a part of said replicating light beams that transmit through said master medium and impinge on said replicate medium.
9. A system as in claim 8, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
10. A system as in claim 1, wherein said replicating light beams diffract from said multiplexed master holograms in a reflective way.
11. A system as in claim 10, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
12. A system as in claim 1, wherein said holding structure holds said master medium against said replicate photosensitive medium.
13. A system of copying information from spatially multiplexed master holograms recorded in a master medium to a replicate photosensitive medium, comprising:
a holding structure, operating to hold said master medium and said replicate photosensitive medium;
said spatially multiplexed master holograms, each located in a spatial unit in said master medium having no or partial spatial overlap with neighboring spatial units, and each being recorded using reference writing beams substantially identical to each other;
a coherent replicating light beam substantially identical to said reference writing beams, said replicating light beam being broad enough to illuminate all said spatial units in said master medium and a recording area on said replicate photosensitive medium;
said replicating light beam interacting with each one of said spatially multiplexed master holograms simultaneously to produce diffracted beams therefrom;
said diffracted light beams interfering with a portion of said replicating light beams to produce interference patterns In said replicate photosensitive medium; and
said replicate photosensitive medium operating to record said interference patterns in a plurality of spatial units therein, respectively.
14. A system as in claim 1, wherein said multiplexed master holograms are recorded and spatially superimposed in a recording volume within said master medium and accordingly replicated holograms in said replicate medium are spatially superimposed.
15. A system as in claim 14, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing, peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
16. A system as in claim 15, wherein said multiplexed master holograms are recorded by interfering Fourier transforms of a plurality of object images with a plurality of plane-wave reference writing beams.
17. A system as in claim 15, wherein said portion of said replicating light beams is a part of said replicating light beams that transmit through said master medium and impinge on said replicate medium.
18. A system as in claim 15, wherein said replicating light beams diffract from said multiplexed master holograms in a reflective way.
19. A system of copying information from multiplexed master holograms in a master medium to a replicate photosensitive medium, comprising:
a holding structure, operating to hold said master medium and said replicate photosensitive medium;
said master medium having a plurality of spatial units spatially separated or partially overlapped with each other in said master medium, each said spatial unit having a plurality of multiplexed master holograms spatially superimposed therein;
a plurality of individually coherent but mutually incoherent replicating light beams, each having a characteristic unique to one of said multiplexed master holograms, said replicating light beams being broad enough to illuminate all said spatial units in said master medium and a recording area on said replicate photosensitive medium;
said replicating light beams interacting with said multiplexed master holograms in each and every said spatial units to produce diffracted beams therefrom;
said diffracted light beams interfering with a portion of said replicating light beams to produce interference patterns in said replicate photosensitive medium; and
said replicate photosensitive medium operating to record said interference patterns in a plurality of spatial units therein.
20. A system as in claim 19, wherein said multiplexed master holograms in said master medium are produced by a multiplexing system selected from a group comprising angular multiplexing, fractal multiplexing, peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed systems.
21. A system as in claim 20, wherein said multiplexed master holograms are recorded by interfering Fourier transforms of a plurality of object images with a plurality of plane-wave reference writing beams.
22. A system as in claim 20, wherein said portion of said replicating light beams is a part of said replicating light beams that transmit through said master medium and impinge on said replicate medium.
23. A system as in claim 20, wherein said replicating light beams diffract from said multiplexed master holograms in a reflective way.
24. A system as in claim 2, wherein said multiplexed master holograms being recorded with a plurality of plane-wave reference beams.
25. A system as in claim 24, further including:
said plane-wave reference beams having a relationship relative to each other, said relationship operating to minimize cross-talk between said multiplexed master holograms;
said plane-wave replicating beams preserving said relationship of said plane-wave reference beams and operating to record duplicated holograms in said replicate medium; and
whereby said duplicated holograms having minimized cross-talk therebetween.
26. A method of copying information from multiplexed master holograms recorded in a master medium to a replicated photosensitive medium, comprising:
maintaining said master medium and said replicate photosensitive medium relative to each other;
producing a plurality of individually coherent but mutually incoherent replicating light beams, each having a beam characteristic unique to one of said multiplexed master holograms and being broad enough to illuminate both said multiplexed master holograms in said master medium and a recording area on said replicate photosensitive medium;
illuminating said multiplexed master holograms with said replicating light beams to produce diffracted beams therefrom; and
recording interference patterns of said diffracted light beams and a portion of said replicating light beams in said replicate photosensitive medium.
27. A method as in claim 26, wherein said multiplexed master holograms in said master medium are produced by a multiplexing method selected from a group comprising angular multiplexing, fractal multiplexing peristrophic multiplexing, shift multiplexing, phase-code multiplexing, wavelength multiplexing, and a combination thereof; and
accordingly, said unique beam characteristic in each one of said replicating read beams is a component from one of said multiplexed methods.
28. A method as in claim 26, wherein said multiplexed master holograms are recorded by interfering Fourier transforms of a plurality of object images with a plurality of plane-wave reference writing beams.
29. A method as in claim 26, wherein said portion of said replicating light beams is a part of said replicating light beams that transmit through said master medium and impinge on said replicate medium.
30. A method as in claim 26, wherein said replicating light beams diffract from said multiplexed master holograms in a reflective way.
31. A method of copying information from multiplexed master holograms in a master medium to a replicate photosensitive medium, said master medium having a plurality of spatial units spatially separated or partially overlapped with each other in said master medium, each said spatial unit having a plurality of multiplexed master holograms spatially superimposed therein, comprising:
maintaining said master medium and said replicate photosensitive medium relative to each other;
producing a plurality of individually coherent but mutually incoherent replicating light beams, each having a characteristic unique to one of said multiplexed master holograms, said replicating light beams being broad enough to illuminate all said spatial units in said master medium and a recording area on said replicate photosensitive medium;
illuminating said multiplexed master holograms in each and every said spatial units in said master medium with said replicating light beams to produce diffracted beams therefrom; and
recording interference patterns of said diffracted beams and a portion of said replicating light beams in a plurality of spatial units in said replicate photosensitive medium.