1. An inspecting jig operable to bring a probe into contact with a connector on a board, the inspecting jig comprising:
a probe holding body holding the probe;
a guide guiding the probe to be brought into contact with the connector on the board, the guide being engaged with the connector thereby to be positioned with respect to the connector; and
a coupling unit coupling the probe holding body and the guide so as to relatively slide with respect to each other, between a first relative position and a second relative position, the first relative portion where a distal end of the probe is brought into contact with the connector when the guide is positioned with respect to the connector, the second relative position where the distal end of the probe is separated from the board and is separated from an imaginary line, which is perpendicular to the board and passes the connector, when the guide is positioned with respect to the connector,
wherein the guide includes a bottom face part, a leg part which is erected from a peripheral edge of an opening in the bottom face part, and first and second side wall parts, which are erected from the bottom face part at both sides of a position where the leg part is erected, to an opposite side to the leg part, to be opposed to each other,
the probe holding body is positioned between the first and second side wall parts, and includes first and second opposed faces to be opposed to the first and second side wall parts,
the coupling unit includes a guide groove or a guide slit provided in one pair of the first and second opposed faces and the first and second side wall parts, and a boss or a rod member provided in the other pair of the first and second opposed faces and the first and second side wall parts,
the boss or the rod member is engaged with the guide groove or the guide slit to relatively move along the guide groove or the guide slit, thereby enabling the probe holding body and the guide to relatively move between the first relative position and the second relative position, and
in a state where the guide is positioned with respect to the connector, a side face of a distal end part of the leg part is butted against a side face of the connector, and a distal end of the leg part is butted against the board.
2. The inspecting jig according to claim 1, wherein the connector can be visually observed, when the probe holding body and the guide are at least in the second relative position.
3. The inspecting jig according to claim 1, wherein the coupling unit linearly couples the probe holding body and the guide so as to relatively move with respect to each other, between the first relative position and a third relative position where the distal end of the probe is separated from the board and the probe is in parallel with the imaginary line when the guide is positioned with respect to the connector.
4. The inspecting jig according to claim 1, wherein the guide includes a leg part which is erected toward the board, in such a manner that a side face of a lower end part of the leg part is butted against a side face of the connector, and a lower end of the leg part functions as a butting part to be butted against the board, in a state where the guide is positioned with respect to the connector.
5. The inspecting jig according to claim 1, wherein
the guide includes a bottom face part, and first and second side wall parts which are erected from both sides of the bottom face parts to an opposite side to the board and which are opposed to each other,
the first and second side wall parts are erected from right and left sides of the bottom face part, whereas a front side is open without a side wall part, and
the connector can be visually observed from the front side through an opening in the bottom face part, when the probe holding body and the guide are in the second relative position.
6. The inspecting jig according to claim 1 further comprising a spring provided between the probe holding body and the guide and urging the probe holding body and the guide to the second relative position.
7. The inspecting jig according to claim 1, wherein
the coupling unit includes a guide groove or a guide slit provided in one of the probe holding body and the guide, and a boss or a rod member provided in the other of the probe holding body and the guide, and
the boss or the rod member is engaged with the guide groove or the guide slit to relatively move along the guide groove or the guide slit, thereby enabling the probe holding body and the guide to relatively move between the first relative position and the second relative position.
8. The inspecting jig according to claim 1, wherein the leg part has a shape that enables the connector to be inserted into a lower end opening of the leg part, and an inner side face of the leg part is butted against the side face of the connector.
9. The inspecting jig according to claim 1, the guide is butted against the board only at the distal end of the leg part 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 method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
stretching a portion of a first layer creating tension forces that are variable along its width;
producing a second unstressed layer having no forces along its width; and
joining the first layer to the second layer.
2. The method according to claim 1, further comprising:
said stretching includes a central region of the first layer with a first force;
joining a central region of the second layer to the central region first layer; and
joining the remaining peripheral regions of the layers together.
3. The method according to claim 1, wherein joining the first layer to the second layer comprises:
covering portions of the layers to be joined with at least one of glue and primer-activator; and
applying press-forms to the layers.
4. The method according to claim 3, wherein the press-forms have an inner surface matching an outer surface of molds, and an outer surface of the molds corresponds to the required design shape of the belt when completed.
5. The method according to claim 4, wherein an outer mold of the press-forms provides a predetermined temperature and pressure.
6. A method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
producing a first stressed layer having tension forces that are variable along its width;
producing a second unstressed layer having no forces along its width; and
joining the first layer to the second layer;
stretching a central region of the first layer with a first force;
joining a central region of the second layer to the central region first layer;
joining the remaining peripheral regions of the layers together;
stretching a second region adjacent to the first central region of the first layer with a second force; and
joining a second region of the second layer to the second region of the first layer.
7. A method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
producing a first stressed layer having tension forces that are variable along its width;
producing a second unstressed layer having no forces along its width; and
joining the first layer to the second layer;
stretching a central region of the first layer with a force;
joining a central region of the second layer to the central region first layer;
joining the remaining peripheral regions of the layers together; and
providing molds around which both layers are wrapped before joining the remaining peripheral regions of the layers together.
8. A method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
producing a first stressed layer having tension forces that are variable along its width;
producing a second unstressed layer having no forces along its width;
joining the first layer to the second layer;
attaching one or more anchor strips to the first layer, each anchor strip being configured to hold a related portion of the layer in a certain position at a certain force level; and
engaging the anchor strips with rib casts of a tool after applying force to the related portion of the layer, thereby maintaining the force on that portion of the layer.
9. The method according to claim 8, further comprising:
removing one or more of the one or more anchor strips prior to using the belt in a production selling.
10. A method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
providing a first nonstressed layer having a depressed central region;
stretching the depressed central region of the first layer by applying a force to the ends of this region; and
placing a second nonstressed layer into the depressed central region and fastening the second nonstressed layer to the first layer.
11. A method for manufacturing a self-closing tubular belt with predetermined compression forces at a longitudinal joint, comprising:
providing a first layer having one or more attached anchor strips;
contacting the first layer with a bottom surface of a tool comprising one or more rib protrusions configured to mate with the one or more attached anchor strips;
applying a force along a width of the belt to bring the one or more anchor strips in a position to engage in a tension relationship the respective one or more rib protrusions, thereby holding a portion of the belt in tension; and
fusing a second layer that is nonstressed to the first layer after applying the force to the first layer.
12. A system for manufacturing a prestressed tubular belt with a longitudinal joint, comprising:
a first elastic layer of a tubular belt comprising a plurality of attached anchor strips at locations other than edge portions of the layer; and
a tool comprising a plurality of rib protrusions configured to mate with the plurality of attached anchor strips when the first elastic layer is in contact with the tool.
13. The system according to claim 12, wherein the protrusions are spaced at predetermined distances and correspond to subsequent steps of prestreching the belt.
14. The system according to claim 12, wherein the attached anchor strips comprise an influx that has a curved smooth lower surface tangent to a lower side of a sloped web, a flat upper surface parallel to a direction of the sloped web, and a step-like jump into the upper surface of the sloped web.
15. The system according to claim 12, wherein the spacing of the anchor strips and the spacing of the mating rib protrusions differ prior to stretching the first elastic layer.
16. A system for manufacturing a prestressed tubular belt with a longitudinal joint, comprising:
a first elastic layer of a tubular belt comprising one or more attached anchor strips;
a tool comprising one or more rib protrusions configured to mate with the one or more attached anchor strips when the first elastic layer is in contact with the tool;
a grip portion configured to attach the guide grip to the first elastic layer; and
a guide portion connected to that grip portion that the permits stability in a vertical plane with flexibility in the horizontal plane to minimize stress concentrations at the grip portion due to a non-uniform stretching belt.
17. A system for manufacturing a prestressed tubular belt with a longitudinal joint, comprising:
a first elastic layer of a tubular belt comprising one or more attached anchor strips;
a tool comprising one or more rib protrusions configured to mate with the one or more attached anchor strips when the first elastic layer is in contact with the tool; and
vertical webs that are joined together with a stiffener, a bottom of a web and a bottom of a next web being connected with a plate, and the bottom surface of the plate having a radius significantly larger than any radii of a designed tubular belt shape, the rib protrusions being attached at a bottom portion of the web.
18. A system for manufacturing a prestressed tubular belt with a longitudinal joint, comprising:
a first elastic layer of a tubular belt;
an array of flat spring elements generally forming a herring-bone structure and configured to provide a variable tension across the width of the belt, the spring elements being connectable to the first elastic layer; and
distribution rods connected to the spring elements at their end points and midpoints.