1. A container comprising a full opening threaded top, a full opening threaded bottoms a top lid, a bottom lid, a cylindrical side wall, a piston adapted to move up and down along the cylindrical side wall, and a sealing means for sealing between the piston and the side wall, wherein said container does not include mechanical assistance to push or pull the piston.
2. The container of claim 1, wherein the top lid further comprises a lip around the perimeter thereof and the bottom lid is rounded and adapted to fit within the lip, whereby containers may be stacked one on top of the other.
3. The container of claim 1 wherein the container is made of glass.
4. The container of claim 1 wherein the container is made of a plastic.
5. The container of claim 4 wherein the plastic is transparent plastic.
6. The container if claim 4 wherein the plastic is translucent plastic.
7. The container of claim 1 wherein the piston moves up and down the container side wall without flipping inside the container.
8. The container of claim 1 wherein the sealing means comprises at least two blades which are an integral part of said piston.
9. The container of claim 1 wherein the sealing means comprises at least two o-rings.
10. The container of claim 1 wherein the sealing means comprises a series of \u201cw\u201d shaped structures.
11. The container of claim 1 wherein the sealing means comprises a series of square cross section structures.
12. The container of claim 1 wherein the sealing means comprises a single band.
13. The container of claim 1 wherein the sealing means comprises a series of \u201cu\u201d shaped structures.
14. The container of claim 1 wherein the sealing means comprises at least two square cross sectioned bands.
15. The container of claim 1 wherein the shape of the cylindrical jar is of noncircular cross-section.
16. The container of claim 15 wherein the noncircular cross section is chosen from the group consisting of ovals, rectangles, squares, triangles, hexagons, octagons, decagons, and dodecagons.
17. The container of claim 1 wherein the top lid further comprises a pour flap.
18. The container of claim 17 wherein the top lid further comprises an air flap.
19. The container of claim 1 further comprising a reduced diameter section above the cylindrical side wall.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A power distribution apparatus comprising:
a plurality of single-pole circuit breakers;
a power cable including:
a first end coupled to the plurality of circuit breakers; and
a second end coupled to the first end;
electrical contacts coupled to the plurality of circuit breakers and configured to removably couple the power distribution apparatus to a multi-phase power distribution assembly including a plurality of electrical phase conductors; and
a plurality of single-phase receptacle outlets coupled to the second end;
wherein the power distribution apparatus is configured to be installed in the multi-phase power distribution assembly to couple each of the plurality of single-pole circuit breakers to a different one of the plurality of electrical phase conductors, respectively; and
wherein each of the plurality of single-phase receptacle outlets is coupled to one of the plurality of circuit breakers, respectively.
2. The power distribution apparatus of claim 1, wherein the plurality of electrical conductors includes at least a first phase conductor, a second phase conductor, and a third phase conductor.
3. The power distribution apparatus of claim 1, wherein the plurality of single-pole circuit breakers include a first single-pole circuit breaker and a second single-pole circuit breaker,
wherein the plurality of single-phase receptacle outlets include a first receptacle outlet coupled to the first single-pole circuit breaker, a second receptacle outlet coupled to the second single-pole circuit breaker,
wherein the first single-pole circuit breaker provides overcurrent protection for a first circuit including the first receptacle outlet, and
wherein the second single-pole circuit breaker provides overcurrent protection for a second circuit including the second receptacle outlet.
4. The power distribution apparatus of claim 1, further comprising:
a housing comprising:
a bottom wall, a top wall, a plurality of side walls and a rear wall that provide an enclosure within which the plurality of single pole circuit breakers are located.
5. The power distribution apparatus of claim 4, wherein the electrical contacts are located external to the enclosure adjacent the rear wall.
6. The power distribution apparatus of claim 5, wherein the power distribution apparatus is constructed and arranged to be coupled to the plurality of electrical conductors by sliding the power distribution apparatus into the multi-phase power distribution assembly to connect the electrical contacts to the plurality of phase conductors.
7. The power distribution apparatus of claim 6, further comprising an engagement device configured to mechanically assist a user in connecting the electrical contacts to the plurality of electrical phase conductors.
8. The power distribution apparatus of claim 4, further comprising a plurality of current sensing devices located in the housing.
9. The power distribution apparatus of claim 1, further comprising an interlock adapted to open the plurality of single-pole circuit breakers when the power distribution apparatus is installed in the multi-phase power distribution assembly with one or more of the single pole circuit breakers in a closed position.
10. The power distribution apparatus of claim 1, further comprising a rack mountable distribution unit coupled to the second end of the power cable, wherein the plurality of single-phase receptacle outlets are included in the rack mountable distribution unit.
11. The power distribution apparatus of claim 10, wherein the rack mountable power distribution unit includes a housing defining a plurality of receptacle outlet cavities in which the plurality of receptacle outlets are located.
12. The power distribution apparatus of claim 1, wherein the second end further comprises a plurality of branch cables each coupled to the first end and each including an attached receptacle outlet.
13. The power distribution apparatus of claim 12, wherein the multi-phase power distribution assembly includes a neutral conductor and a ground conductor, and wherein each of the attached receptacle outlets is a single-phase receptacle outlet coupled to the neutral conductor, the ground conductor and one of the plurality of electrical phase conductors, respectively.
14. The power distribution apparatus of claim 1, wherein each of the plurality of single pole circuit breakers are coupled to at least one of the attached receptacle outlets.
15. A method for providing power to a plurality of single phase receptacle outlets, comprising acts of:
coupling a first end of a power cable to a plurality of single-pole circuit breakers to couple each of a plurality of single-phase receptacle outlets included at a second end of the power cable to one of the plurality of single-pole circuit breakers, respectively, wherein each of the single-pole circuit breakers is included in a power distribution apparatus; and
sliding the power distribution apparatus into a multi-phase power distribution assembly to couple each of the plurality of single-pole circuit breakers included in the power distribution apparatus to a single phase of the power distribution assembly, respectively.
16. The method of claim 15, wherein the act of sliding includes an act of manually sliding the power distribution apparatus into engagement with electrical phase conductors included in the multi-phase power distribution assembly.
17. The power distribution apparatus of claim 16, wherein the power distribution apparatus includes an engagement device, and
wherein the act of sliding includes an act of employing the engagement device to mechanically assist a user in connecting the electrical contacts to the plurality of electrical phase conductors.
18. The method of claim 15, further comprising the act of providing an interlock adapted to open each of the plurality of single-pole circuit breakers during the act of installing the power distribution apparatus in the multi-phase power distribution assembly.
19. The method of claim 15, further comprising an act of providing independent overcurrent protection for each of a plurality of electrical circuits with each of the plurality of single pole circuit breakers, respectively,
wherein each of the plurality of electrical circuits includes at least one of the plurality of single-phase receptacle outlets.
20. A method for providing power to a plurality of single phase receptacle outlets, comprising acts of:
coupling a first end of a power cable to a plurality of single-pole circuit breakers to couple each of a plurality of single-phase receptacle outlets included at a second end of the power cable to one of the plurality of single-pole circuit breakers, respectively, wherein each of the single-pole circuit breakers is included in a power distribution apparatus;
installing the power distribution apparatus in a multi-phase power distribution assembly to couple each of the plurality of single-pole circuit breakers included in the power distribution apparatus to a single phase of the power distribution assembly, respectively; and
providing an interlock adapted to open each of the plurality of single-pole circuit breakers during the act of installing the power distribution apparatus in the multi-phase power distribution assembly.
21. A method for providing power to a plurality of single phase receptacle outlets, comprising acts of:
coupling a first end of a power cable to a plurality of single-pole circuit breakers to couple each of a plurality of single-phase receptacle outlets included at a second end of the power cable to one of the plurality of single-pole circuit breakers, respectively, wherein each of the single-pole circuit breakers is included in a power distribution apparatus;
installing the power distribution apparatus in a multi-phase power distribution assembly to couple each of the plurality of single-pole circuit breakers included in the power distribution apparatus to a single phase of the power distribution assembly, respectively; and
providing independent overcurrent protection for each of a plurality of electrical circuits with each of the plurality of single pole circuit breakers, respectively,
wherein each of the plurality of electrical circuits includes at least one of the plurality of single-phase receptacle outlets.