1. An electrical receptacle connector, comprising:
a metallic shell comprising a top cover plate, a rear cover plate, and defining a receptacle cavity, wherein the rear cover plate is extended from a back side of the top cover plate to cover a back side of the receptacle cavity and a plurality of pins are extended from two sides of a bottom of the rear cover plate;
an insulated housing received in the receptacle cavity and comprising a base portion and a tongue portion extended from one of two sides of the base portion, wherein the tongue portion has an upper surface and a lower surface;
a plurality of upper-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, wherein each of the upper-row receptacle terminals is held in the base portion and disposed at the upper surface, each of the upper-row receptacle terminals comprises a tail portion protruded from a bottom of the base portion to be arranged into a row, and the tail portions of the upper-row receptacle terminals are near to the pins; and
a plurality of lower-row receptacle terminals comprising a plurality of signal terminals, at least one power terminal, and at least one ground terminal, wherein each of the lower-row receptacle terminals is held in the base portion and disposed at the lower surface, each of the lower-row receptacle terminals comprises a tail portion protruded from the bottom of the base portion to be arranged into a first row and a second row, wherein the tail portions of the lower-row receptacle terminals are parallel to the tail portions of the upper-row receptacle terminals.
2. The electrical receptacle connector according to claim 1, wherein the first row of the tail portions of the lower-row receptacle terminals are disposed between the row of the tail portions of the upper-row receptacle terminals and the second row of the tail portions of the lower-row receptacle terminals.
3. The electrical receptacle connector according to claim 1, wherein the second row of the tail portions of the lower-row receptacle terminals are disposed between the row of the tail portions of the upper-row receptacle terminals and the first row of the tail portions of the lower-row receptacle terminals.
4. The electrical receptacle connector according to claim 2, wherein the first row of the tail portions of the lower-row receptacle terminals comprises a first pin, a second pin, a first set of pins and, a plurality of first reserved regions, the first set of pins are disposed between the first pin and the second pin, the first reserved regions are respectively between the first set of pins and the first pin and between the first set of pins and the second pin.
5. The electrical receptacle connector according to claim 3, wherein the first row of the tail portions of the lower-row receptacle terminals comprises a first pin, a second pin, a first set of pins, and a plurality of first reserved regions, wherein the first set of pins are disposed between the first pin and the second pin and the first reserved regions are respectively between the first set of pins and the first pin and between the first set of pins and the second pin.
6. The electrical receptacle connector according to claim 4, wherein a width of each of the first reserved regions is greater than an interval between the tail portions of adjacent two lower-row receptacle terminals.
7. The electrical receptacle connector according to claim 5, wherein a width of each of the first reserved regions is greater than an interval between the tail portions of adjacent two lower-row receptacle terminals.
8. The electrical receptacle connector according to claim 2, wherein the second row of the tail portions of the lower-row receptacle terminals comprises a second set of pins, a third set of pins, and a second reserved region, wherein the second reserved region is between the second set of pins and the third set of pins.
9. The electrical receptacle connector according to claim 3, wherein the second row of the tail portions of the lower-row receptacle terminals comprises a second set of pins, a third set of pins, and a second reserved region, wherein the second reserved region is between the second set of pins and the third set of pins.
10. The electrical receptacle connector according to claim 8, wherein a width of the second reserved region is greater than an interval between the tail portions of adjacent two lower-row receptacle terminals.
11. The electrical receptacle connector according to claim 9, wherein a width of the second reserved region is greater than an interval between the tail portions of adjacent two lower-row receptacle terminals.
12. The electrical receptacle connector according to claim 1, wherein the rear cover plate comprises a bottom plane, wherein the pins are extended from two sides of the bottom plane, respectively.
13. The electrical receptacle connector according to claim 1, wherein the insulated housing further comprises a grounding sheet at the base portion and the tongue portion, the grounding sheet comprises a main body and a plurality of contacts, the main body is between the upper-row receptacle terminals and the lower-row receptacle terminals, the contacts are extended from the main body and protruded from the bottom of the base portion and arranged between the tail portions of the lower-row receptacle terminals.
14. The electrical receptacle connector according to claim 1, wherein the lower-row receptacle terminals comprise a plurality ground terminals, a first pair of differential signal terminals, a second pair of differential signal terminals, a third pair of differential signal terminals, and a plurality of power terminals, the first pair of differential signal terminals, wherein the second pair of differential signal terminals, and the third pair of differential signal terminals are disposed between the ground terminals, and the power terminals are disposed between the first pair of differential signal terminals, the second pair of differential signal terminals, and the third pair of differential signal terminals.
15. The electrical receptacle connector according to claim 1, wherein each of the upper-row receptacle terminals comprises:
a body portion held in the insulated housing; and
a flat contact portion, extended from one of two ends of the body portion and disposed at the upper surface;
wherein, each of the tail portions is extended from the other end of the corresponding body portion and exposed out of the insulated housing.
16. The electrical receptacle connector according to claim 1, wherein each of the lower-row receptacle terminals comprises:
a body portion held in the insulated housing; and
a flat contact portion, extended from one of two ends of the body portion and disposed at the lower surface;
wherein, each of the tail portions is extended from the other end of the corresponding body portion and exposed out of the insulated housing.
17. The electrical receptacle connector according to claim 1, wherein the upper-row receptacle terminals and the lower-row receptacle terminals have 180 degree symmetrical design with respect to a central point of the receptacle cavity as the symmetrical center.
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 lens-fitted photo film unit having a unit body into which an unexposed photo film is pre-loaded, said unit body including a first plastic parts that is untouched with said photo film, a second plastic parts that is touched with said photo film, and a simple taking mechanism, said lens-fitted photo film unit comprising:
a first reproduction plastic parts made of first plastic materials, said first plastic materials including crushed materials that the used plastic parts are crushed, said first reproduction plastic parts being used for said first plastic parts.
2. A lens-fitted photo film unit as claimed in claim 1, further comprising:
a second reproduction plastic parts made of second plastic materials, said second plastic materials including recycled pellets at least, said recycled pellets is made by the process of said crushed materials being melted, congealed and cut at a regular size, said second reproduction plastic parts are used as said second plastic parts.
3. A lens-fitted photo film unit as claimed in claim 2, wherein said unit body includes a body base for attaching said taking mechanism and a front cover and a rear cover for attaching said body base, said front cover being said first plastic parts, and said unit base and said rear cover being said second plastic parts.
4. A lens-fitted photo film unit as claimed in claim 2, wherein a proportion of said crushed materials in said first plastic materials is less than 50 percent.
5. A lens-fitted photo film unit as claimed in claim 2, wherein a proportion of said recycled pellets in said first plastic materials is more than 30 percent.
6. A lens-fitted photo film unit as claimed in claim 2, wherein a proportion of said recycled pellets in said second plastic materials is more than 70 percent.
7. A lens-fitted photo film unit as claimed in claim 2, wherein said crushed materials are equal in size with said recycled pellets or new pellets.
8. A manufacturing method of a lens-fitted photo film unit into which an unexposed photo film is pre-loaded, said lens-fitted photo film unit having a unit body including a first plastic parts that is untouched with said photo film, a second plastic parts that is touched with said photo film, and a simple taking mechanism, said method comprising steps of:
making crushed materials by crushing said first and said second plastic parts of a used lens-fitted photo film unit;
forming said first reproduction plastic parts from first plastic materials that includes said crushed materials; and
assembling a new lens-fitted photo film unit by use of said first reproducted plastic parts as said first plastic parts.
9. A manufacturing method of a lens-fitted photo film unit as claimed in claim 8, further comprising:
making recycled pellets from said crushed materials, said recycled pellets is made by the process of said crushed materials being melted, congealed and cut at a regular size;
forming said second reproduction plastic parts from second plastic materials that includes said recycled pellets; and
assembling said new lens-fitted photo film unit by use of said second reproduction plastic parts as said second plastic parts.