1. An electrical pressure contact, comprising:
a housing sleeve with a contact facing end and an away from the contact facing end;
a conductive contact head, which is mounted in the housing sleeve to be axially movable and which protrudes from the contact facing end of the housing sleeve;
a biasing element located in the housing sleeve for biasing the contact head; and
a conductive connecting piece that is located at the away from the contact facing end of the housing sleeve for the attachment of an electrical lead wherein
the connecting piece has a contact facing axial bore within the housing sleeve, the contact head being arranged to be axially moveable in the axial bore for the production of the electrical contact between the contact head and the connecting piece;
a conductive contact element sits within the bore and is coaxial thereto, which contact element rubbingly lies against an outer surface of the axially movable away from the contact facing portion of the contact head in the bore and produces the electrical contact between the contact head and the connecting piece, and the contact element is a metallic, tube-shaped element in which the away from the contact facing portion of the contact head is always at least partially received and which has several concave inwardly arching contact lamellae that lie adjacent to one another in the peripheral direction and that run in the longitudinal direction, which are elastically biased on the outer surface of the portion of the contact head that is received in the contact element; and
wherein the connecting piece has an away from the contact facing, larger diameter portion that is fixed to the interior wall of the housing sleeve, and the connecting piece having a contact facing, smaller diameter portion, wherein the contact head has a contact facing, larger diameter portion and an away from the contact facing portion with a smaller diameter, and wherein the biasing element is a coil spring which surrounds the away from the contact facing portion of the contact head and the contact facing portion of the connecting piece.
2. The electrical pressure contact in accordance with claim 1, wherein several slits are formed in the wall of the contact element, which lie adjacent to one another in the peripheral direction and run in the longitudinal direction, and in that the contact lamellae are formed by the areas of the contact element formed between these slits.
3. The electrical pressure contact in accordance with claim 1, wherein an assembly slit is formed in the wall of the contact element, which penetrates the contact element over the entire length of the contact element, and in that the contact element is so compressible under decreasing of the width of the assembly slit such that the diameter of the contact element decreases.
4. The electrical pressure contact in accordance with claim 1, wherein the contact element is press-fit within the bore of the connecting piece.
5. The electrical pressure contact in accordance with claim 1, wherein the bore of the connecting piece has a contact facing, larger diameter part, an away from the contact facing, smaller diameter part and a radially inward standing shoulder between the larger diameter part and the smaller diameter part, and in that the contact element is located in the larger diameter part and lies with an end against the shoulder.
6. The electrical pressure contact in accordance with claim 5, wherein the length of the contact element is equal to the length of the larger diameter part of the bore, and in that the outer diameters of the two ends of the contact element are equal to the diameter of the larger diameter part of the bore.
7. The electrical pressure contact in accordance with claim 6, wherein the two ends of the contact element each have a ring-shaped exterior surface that runs straight in the longitudinal direction, and which lies against the interior wall of the larger diameter part of the bore.
8. The electrical pressure contact in accordance with claim 5, wherein the away from the contact facing, smaller diameter portion of the contact head is completely received in the bore when the contact head is maximally inserted into the housing sleeve, while the smaller diameter portion of the contact head is only received in the larger diameter part of the bore when the contact head maximally protrudes from the contact facing end of the housing sleeve.
9. The electrical pressure contact in accordance with claim 8, wherein the length of the away from the contact facing, smaller diameter portion of the contact head corresponds to the length of the bore.
10. The electrical pressure contact in accordance with claim 1, wherein the contact element comprises silverplated brass.
11. An electrical pressure contact device comprising:
a sleeve with a first end and a second end;
a contact head element slideably mounted in the sleeve, said contact head having a first end protruding from the first end of the sleeve and a second end located in the sleeve;
a connecting piece element having an inner portion connected to an inner wall of the sleeve and an outer portion protruding from the second end of the sleeve;
one of the elements having an axially extending bore therein, another of the elements having an elongated member, said bore receiving the elongated member;
a band having a plurality of inwardly arching lamellae, said band being located in the bore, said elongated member being inserted in the band so that the lamellae rub against the elongated member; and
a biasing element in the sleeve and surrounding the bore and the elongated member for urging the contact head away from the sleeve.
12. The device of claim 11 wherein the one element is the connecting piece and the bore is in the inner portion of the connecting piece and the wherein the another element is the contact head and the elongated member is the second end of the contact head.
13. The device of claim 12 wherein the inner portion of the connecting piece has an annular collar through which the bore extends, the bore having a first section of a given diameter and a second section of a larger diameter, said sections being connected by a radially inwardly extending shoulder, said band being located in the second section.
14. The device of claim 13 wherein an inner portion of the contact head in the sleeve has a flange portion, and wherein said biasing element is a coil spring having one end adjacent the flange portion of the contact head and an opposite end of the spring resting on the inner portion of the connecting piece and surrounding the collar thereof.
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 disengage mechanism incorporated into a floor-mounted, forwardly pivotal and removable seat, said mechanism comprising:
a handle operated actuating assembly mounted to the seat, said handle operated actuating assembly further comprising:
a pivotally associated lever actuated in at least one of first and second rotational directions;
a translatable plate which has at least one arcuate channel along said pivotally associated lever which is rotatably influenced and
a grasping portion extending from said translatable plate;
a seat forward tumble mechanism including a cable securing to said assembly at a first location; and
a seat disengage mechanism including at least a second cable securing to said assembly at a second location;
said assembly being actuated in a selected direction to accomplish at least one of forward tumbling and disengagement of said seat from the floor.
2. The mechanism as described in claim 1, the seat including a seat back pivotally associated with a seat bottom, said forward tumble mechanism further comprising rotating the seat back relative the seat bottom, concurrent with forwardly pivoting the seat relative to the floor.
3. The mechanism as described in claim 1, further comprising a support plate fixedly secured to an underside location of the seat and guiding said translatable plate in first and second directions.
4. The mechanism as described in claim 3, each of said cables associated with said seat forward tumble mechanism and said seat disengage mechanism further comprising an outer sheath portion fixed to said support plate, rigid and translatable wires extending from each of said outer sheath portions.
5. The mechanism as described in claim 4, further comprising an inner translatable wire associated with said forward seat tumble cable and securing to said lever at a location offset from its pivotal connection.
6. The mechanism as described in claim 5, further comprising a pair of inner translating rigid wires associated with outer sheath portions belonging to said seat disengage mechanism, said pair of rigid wires securing to locations along said translatable plate.
7. The mechanism as described in claim 3, said grasping portion further comprising an arcuately extending gripping element secured to said translatable plate at first and second locations, a cross member associated with said gripping element including first and second pins which seat through channels defined within said translatable plate and which, in combination with said arcuate channel, define a range of motion of said translatable plate.
8. The mechanism as described in claim 1, further comprising a linear shaped channel defined in said translatable plate and for allowing a degree of travel of said plate, relative to said pivotally associated lever, and along said arcuate channel.
9. The mechanism as described in claim 8, said at least one arcuate channel further comprising first and second arcuate channels extending along locations formed in said translatable plate offset from said linear shaped channel, first and second pins extending through said arcuate channels and mounting to first and second locations associated with said lever.
10. The mechanism as described in claim 1, said handle-operated actuating assembly further comprising a specified shape and size and being depressed inwardly against said seat to engage said forward tumble mechanism.
11. The mechanism as described in claim 1, said handle-operated actuating assembly further comprising a specified shape and size and being pulled outwardly away from said seat to concurrently actuate said forward tumble mechanism and seat disengagement mechanism.
12. The mechanism as described in claim 11, said seat disengagement mechanism further comprising first and second cables successively actuated to release the seat from a forward pivoting location associated with the floor.
13. A disengage mechanism incorporated into a floor-mounted, forwardly pivotal and removable seat, the seat including a seat back pivotally associated with a seat bottom, said mechanism comprising:
a handle-operated actuating assembly mounted to the seat, said assembly comprising a pivotally associated lever actuated in at least one of first and second rotational directions, a translatable plate which has at least one arcuate channel along said pivotally associated lever which is rotatably influence, and a grasping portion extending from said translatable plate;
a seat forward tumble mechanism including a cable securing to said pivotally associated lever; and
a seat disengage mechanism including at least a second cable securing to said translatable plate at a second location;
said assembly being actuated in a selected direction to accomplish at least one of forward tumbling and disengagement of said seat from the floor.
14. The mechanism as described in claim 13, further comprising a support plate fixedly secured to an underside location of the seat and guiding said translatable plate in first and second directions.
15. The mechanism as described in claim 14, further comprising first and second arcuate channels extending along locations formed in said translatable plate offset from a linear shaped channel through which a pivot point associated with said lever extends, first and second pins extending through said arcuate channels and mounting to first and second locations associated with said lever.
16. The mechanism as described in claim 14, each of said cables associated with said seat forward tumble mechanism and said seat disengage mechanism further comprising an outer sheath portion fixed to said support plate, rigid and translatable wires extending from each of said outer sheath portions.
17. The mechanism as described in claim 16, further comprising a first wire associated with said seat forward tumble mechanism securing to said lever at a location offset from its pivotal connection, at least one wire associated with said seat disengage mechanism securing to a location along said translatable plate.
18. A disengage mechanism incorporated into a floor-mounted, forwardly pivotal and removable seat including a bottom and a pivotally associated back, said mechanism comprising:
a handle-operated actuating assembly mounted to an underside of the seat bottom, said handle-operated actuating assembly further comprising a pivotally associated lever actuated in at least one of first and second rotational directions;
a seat forward tumble mechanism including a cable securing to said assembly at a first location and including an inner translatable wire securing to said lever at a location offset from its pivotal connection; and
a seat disengage mechanism including at least a second cable securing to said assembly at a second location and including at least one additional inner translatable wire securing to a translatable plate associated with said disengage mechanism and which rotatably influences said pivotally associated lever;
said assembly being actuated in a first selected direction to engage said forward tumble mechanism, said assembly being actuated in a second reverse direction to concurrently engage said forward tumble mechanism and said seat disengagement mechanism.