1. An electronic device comprising an arrangement for providing communication between a first body part and a second body part of the electronic device, the first and second body parts moveable relative to one another; each body part comprising a contact surface, the contact surfaces being located generally adjacent one another, wherein each contact surface comprises an optical light guide component, and wherein a hollow channel of an optical light guide that guides light parallel to the contact surfaces is formed using surfaces from each optical light guide component that exist along the hollow channel, and wherein the optical light guide is arranged to provide communication between the first body part and second body part using light that is directionally guided along the optical light guide by a reflecting element having a surface disposed across a substantial portion of the hollow channel.
2. The electronic device of claim 1, wherein the optical light guide components of the first body part and second body part at least partly overlap one another throughout a range of movement between the first body part and second body part.
3. The electronic device of claim 1, wherein optical signals are capable of being transmitted between the first and second body parts throughout a range of rotational movement between the first and second body parts that exceeds 360 degrees.
4. The electronic device of claim 1, wherein first and second body parts located generally adjacent one another are separated by an air gap.
5. The electronic device of claim 1, wherein at least one optical light guide component comprises a generally \u2018D\u2019 or \u2018U\u2019 shaped cross-sectional configuration.
6. The electronic device of claim 1, wherein communication between the first body part and the second body part is by way of bi-directional optical communication.
7. The electronic device of claim 1, wherein the optical light guide components support multi-channel communication between the first body part and the second body part by way of wavelength multiplexing.
8. The electronic device of claim 1, wherein the electronic device is a mobile telephone handset.
9. The electronic device of claim 1, wherein the substantial portion is approximately the entire cross section of the surfaces that exist along the hollow channel of one optical light guide component.
10. An electronic device comprising:
a light guide formed by a first hollow channel and a second hollow channel, wherein each hollow channel comprises longitudinal surfaces formed within a respective surface of one of a first and a second body part of the electronic device, and wherein the respective surfaces are generally adjacent to one another, and wherein the first and second body parts are movable relative to each other;
a first and a second light signaling component; and
a reflecting element having a surface disposed across a substantial portion of at least one of an access channel, the first hollow channel, and the second hollow channel in a manner to reflect incident light in a direction through the light guide, the light travelling between the first light signaling component and the second light signaling component.
11. The electronic device according to claim 10, wherein the reflecting element is arranged to reflect incident light primarily in one direction.
12. The electronic device according to claim 10, further comprising at least one of an optical conduit and the access channel, wherein each of the at least one of an optical conduit and the access channel is formed into one body part of the first and second body parts, wherein the first optical signaling component is arranged in the one body part to generate light that is coupled through one of the optical conduit and the access channel to the reflecting element.
13. The electronic device according to claim 12, wherein the first and second body parts are movable rotationally to each other, and wherein the light guide is one of a circular light guide and a disk shaped light guide, and wherein the reflecting element is disposed to reflect the light in a direction into the light guide through the access channel, and wherein the access channel is optically coupled tangentially to the light guide and optically coupled by the reflecting element to the optical conduit.
14. The electronic device according to claim 13, wherein a light signaling component is disposed in the second body part and optically coupled to the light guide by a reflecting element that extends into the light guide and has a non-reflecting back surface.
15. The electronic device according to claim 10, wherein the substantial portion is approximately the entire cross section of the one of the access channel, the first hollow channel, and the second hollow channel.
16. The electronic device according to claim 10, further comprising:
an access channel formed into the one of the first and second body parts near an end of a respective one of the first and second hollow channels; and
an optical signaling component disposed at an end of the access channel that is distal relative to the surface of the one of the first and second body parts to perform one of light transmission and reception of light that is coupled through the access channel to or from (respectively) the light guide.
17. An electronic device comprising:
a light guide formed by hollow channels, wherein each hollow channel comprises channel surfaces formed in a respective surface of a first and a second body part of the electronic device, and wherein the respective surfaces are generally adjacent to one another and the first and second body parts are movable relative to each other;
one of an access conduit and an access channel formed into one body part of the first and second body parts;
an optical signaling component disposed at a distal end of the one of the access conduit and the access channel, wherein the distal end is distal relative to the respective surface of the one body part; and
a reflecting element disposed near a proximal end of the one of access conduit and the access channel, wherein the proximal end is proximal relative to the respective surface of the one body part, and wherein the reflecting element extends into the hollow channel of the other body part, and wherein the reflecting element reflects light that is coupled between the optical signaling component and the light guide.
18. The electronic device according to claim 16, wherein the reflecting element reflects the light primarily in one direction.
19. The electronic device according to claim 17, wherein the one of the access conduit and access channel is approximately perpendicular to the respective surface of the one body parts.
20. The electronic device according to claim 17, wherein the first and second body parts are movable rotationally to each other, and wherein the light guide is one of a circular shaped light guide and a disk shaped light guide, and wherein the one of the access conduit and access channel is the optical conduit, and wherein the light reflected by the reflecting element is coupled between the light guide and the optical conduit by an access channel that is optically coupled tangentially to the light guide and optically coupled by the reflecting element to the optical conduit.
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 lubricant distributor comprising a distributor plate and one or more injectors connected to the distributor plate, each injector comprising a housing having a longitudinal axis, an inlet and an outlet, said inlet and outlet connecting to corresponding connections in the distributor plate, and a dosing and reversing unit in the housing, and wherein the inlet and outlet of the housing are arranged on the housing to face the distributor plate, wherein the one or more injectors are mounted on the distributor plate such that the longitudinal axis of the housing of each injector is oriented at least essentially perpendicular to a surface of the distributor plate in which the connections connecting to the inlet and outlet are provided, wherein the housing of each injector has an end section that can be screwed into a threaded borehole of the distributor plate, wherein the inlet and outlet of the housing of the injector lie on said end section, wherein the housing has at one end an external threaded section in which a peripheral groove is formed in which the outlet opens, and wherein the inlet is formed in a face of the housing on the same one end.
2. An injector for a lubricant distributor, said injector comprising a housing in which a lubricant inlet and a lubricant outlet are formed on a same end of the housing, and a dosing and reversing unit in the housing, said dosing and reversing unit comprising a cylindrical chamber, a piston movable in the cylindrical chamber by lubricant pressure against the force of an elastic element, and a check valve located between the cylindrical chamber and the lubricant inlet, wherein the piston divides the cylindrical chamber into a first chamber communicating with the lubricant inlet and a second chamber communicating with the lubricant outlet, wherein a bypass channel is provided for connecting the first and second chambers for dosing andor shifting the lubricant, wherein the housing has at one end an external threaded section in which a peripheral groove is formed in which the lubricant outlet opens, and wherein the lubricant inlet is formed in a face of the housing on the same one end.
3. An injector according to claim 2, characterized in that the piston is connected to an indicator pin that can be displaced at least partially out of the housing as a function of the position of the piston in the cylindrical chamber.
4. An injector according to claim 2, characterized in that the piston is formed as a hollow piston, and wherein the bypass channel runs at least in some regions through the hollow piston.
5. A distributor plate for a lubricant distributor, said distributor plate comprising a lubricant supply channel that opens by means of inlet channels into a first connection that can be connected to a lubricant inlet of an injector, and several lubricant discharge channels that open by means of outlet channels into a second connection that can be connected to a lubricant outlet of an injector, wherein the first and second connections are formed on or in a first side surface of the distributor plate and the lubricant discharge channels are formed on or in another side surface of the distributor plate, wherein several threaded boreholes are provided in the first side surface, and wherein the first connections are arranged in end surfaces of the boreholes and the second connections are arranged in lateral surfaces of the boreholes.