1. A connector to be connected by press contact in a connecting direction, the connector comprising:
a first frame which has two principal surfaces opposite to each other in the connecting direction;
a plurality of contacts which are coupled to the first frame; and
a second frame which is coupled to the first frame and guides the first frame in a specific direction perpendicular to the connecting direction;
wherein each of the contacts comprises:
an insulating elastic member; and
a conductor which is combined with the elastic member, and
wherein the conductor includes portions which protrude from the principal surfaces, respectively.
2. The connector according to claim 1, wherein the elastic member is compressed by the press contact and moves the first frame with respect to the second frame in one direction of the specific direction.
3. The connector according to claim 2, wherein the first frame is movable with respect to the second frame only in the specific direction.
4. The connector according to claim 2, further comprising urging means urging the first frame with respect to the second frame in the other direction of the specific direction.
5. The connector according to claim 4, wherein the second frame has a butting surface which is faced to the first frame in the one direction of the specific direction and limits the movement of the first frame.
6. The connector according to claim 4, wherein the second frame has an engaging surface which is faced to the first frame in the other direction of the specific direction and limits the movement of the first frame.
7. The connector according to claim 2, wherein the first frame is movable with respect to the second frame not only in the specific direction but also in the connecting direction.
8. The connector according to claim 7, wherein the second frame has a guiding surface for guiding the first frame in an oblique direction inclined with respect to both of the connecting direction and the specific direction.
9. The connector according to claim 8, wherein the first frame has a guided surface which is faced to the guiding surface and is parallel to the guiding surface.
10. The connector according to claim 1, wherein the first frame comprises:
a frame base which holds the contacts; and
a strengthening frame which is attached to the frame base;
wherein the second frame comprises:
a frame member; and
a pair of block members which is coupled to the frame member;
wherein the strengthening frame is held by the frame member via the block members.
11. The connector according to claim 10, wherein the frame base includes a spring portion formed at one end in the specific direction, and the spring portion is engaged with the block members to urge the frame base in the specific direction.
12. The connector according to claim 11, wherein the frame base and the strengthening frame have positioning holes, respectively, the frame member includes a positioning pin which passes through the positioning holes, and the positioning hole of the frame base is greater in diameter than the positioning pin.
13. The connector according to claim 11, wherein the frame base is moved in a direction opposite to an urging direction by the spring portion in response to the press contact, thereby allowing each contact to partially protrude in the specific direction.
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 magnetic adsorption device comprising:
a magnetic circuit block having a cavity extending in one direction and divided into a plurality of magnetic pole members at intervals in the circumferential direction of said cavity by a plurality of radially aligned spacers; and
a permanent magnet assembly having an N pole and an S pole and capable of selectively rotating at a first and a second positions spaced apart about an axis of said cavity so as to adsorb and release a magnetic substance;
wherein said spacers adjoining about said axis are at angular intervals smaller than 180\xb0 about said axis.
2. A magnetic adsorption device according to claim 1, wherein said spacers adjoining about said axis are at angular intervals from 50\xb0 to 150\xb0.
3. A magnetic adsorption device according to claim 1, wherein said spacers adjoining about said axis are at angular intervals from 60\xb0 to 120\xb0.
4. A magnetic adsorption device according to claim 1, wherein said permanent magnet assembly includes a bar-like magnetic member disposed in said cavity and a pair of permanent magnets disposed around said magnetic member, wherein one and the other of the permanent magnets directs one and the other of the N pole and the S pole toward said magnetic member and directs the other and the one of the N pole and the S pole toward the inner face of the cavity.
5. A magnetic adsorption device according to claim 4, wherein said permanent magnet includes a plate-like magnet with high coersive force magnetized in its thickness direction.
6. A magnetic adsorption device according to claim 5, wherein said cavity and said magnetic member have a circular sectional shape and said permanent magnet is curved like an arc.
7. A magnetic adsorption device according to claim 1, further comprising:
an end plate attached to one end portion of said magnetic circuit block in said axial direction and having a through hole for receiving a part of said permanent magnet assembly in said axial direction; and
a rotating member connected with one end portion of said permanent magnet assembly in the direction said axis so as to angularly rotate said permanent magnet assembly about said axis.
8. A magnetic adsorption device according to claim 7, wherein said rotating member includes a handle connected with one end portion of said permanent magnet assembly so as to angularly rotate about an imaginary axis extending in a direction crossing the axis of said cavity, and
wherein said end plate has a first and a second recesses for receiving said handle so as to selectively maintain said permanent magnet assembly at a first and a second position releasably.
9. A magnetic adsorption device according to claim 8, further comprising a pusher disposed in said permanent magnet assembly so as to apply force to said handle in a direction that said handle is received in said first and second recesses.
10. A magnetic adsorption device according to claim 9, wherein said end plate further has an inclined plane between said first and second recesses, said inclined plane going away from the side of said magnetic circuit block, the nearer either one side of said first and second recesses.
11. A magnetic adsorption device according to claim 1, wherein said magnetic circuit block may have at least one magnetic adsorption portions.
12. A magnetic apparatus comprising: a plurality of magnetic adsorption devices described to any one of claims 1 through 11; and a connecting member for connecting said plurality of magnetic adsorption devices.
13. A magnetic apparatus according to claim 12, wherein said connecting member includes a hole capable of engaging a suspension member.
14. A magnetic apparatus according to claim 12, further comprising an engaging member connected with said connecting member or said magnetic adsorption devices, wherein said engaging member has a hole capable of engaging a suspension member.
15. A magnetic apparatus according to claim 12, wherein each said magnetic adsorption device has at least one magnetic adsorption portion, and wherein adjoining magnetic adsorption devices are connected so that said magnetic adsorption portion may be located on the same side.
16. A magnetic apparatus according to claim 12, wherein each said magnetic adsorption device has at least one magnetic adsorption portion, and wherein adjoining magnetic adsorption devices are connected such that said magnetic adsorption portions are located at angular intervals around an imaginary circle.