Optical encoder
阅读：507发布：2023-02-26
专利汇可以提供Optical encoder专利检索，专利查询，专利分析的服务。并且，下面是Optical encoder专利的具体信息内容。
12. AN ANALOG TO DIGITAL ENCODER COMPRISING A HOUSING HAVING A GENERALLY CYLINDRICAL WALL, AN END WALL EXTENDING ACROSS ONE END OF THE CYLINDRICAL WALL HAVING AN AXIAL OPENING EXTENDING THERETHROUGH, AND A SLEEVE HAVING A CYLINDRICAL INNER SURFACE DISPOSED COAXIALLY WITHIN THE CYLINDRICAL WALL COMMUNICATING WITH THE OPENING, SAID HOUSING HAVING A PLURALITY OF POSTS EXTENDING FROM THE END WALL PARALLEL TO THE AXIS OF THE CYLINDRICAL WALL, EACH OF SAID POST HAVING A SURFACE ON A PLANE NORMAL TO THE AXIS OF THE CYLINDRICAL WALL, A SHAFT DISPOSED WITHIN THE SLEEVE ON THE AXIS OF THE CYLINDRICAL WALL HAVING ONE END DISPOSED ADJACENT TO THE END WALL, A PAIR OF BEARING ASSEMBLIED MOUNTED WITHIN THE SLEEVE AND JOURNALING THE SHAFT, A CODE DISC COAXIALLY MOUNTED ON THE END OF THE SHAFT FOR ROTATION THEREWITH, AND SAID CODE DISC HAVING A DIAMETER SLIGHTLY LESS THAN THE INNER DIAMETER OF THE CYLINDRICAL WALL AND HAVING A PLURALITY OF CIRCULAR TRACKS OF DIFFERENT DIAMETER COAXIALLY DISPOSED ABOUT THE SHAFT, EACH TRACK CONSISTING OF A PLURALITY OF TRANSPARENT SECTORS SEPARATED BY OPAQUE SECTORS, A DISC OF SMALLER DIAMETER THAN THE WALL PROVIDED WITH A FLAT SURFACE AND HAVING A NUMBER OF EARS EQUAL TO THE NUMBER OF POSTS EXTENDING OUTWARDLY FROMT THE DISC AND TERMINATING ON A CYLINDRICAL SURFACE WITH A DIAMETER APPROXIMATELY EQUAL TO THAT OF THE OUTER SURFACE OF THE WALL, EACH OF SAID EARS HAVING A SURFACE ON A PLANE PARALLEL TO THE FLAT SURFACE OF THE DISC AND SAID SURFACE OF EACH EAR BEING DISPOSED IN ABUTMENT WITH THE SURFACE OF ONE OF THE POSTS, A PHOTOCELL MOUNTED ON THE SURFACE OF THE DISC CONFRONTING EACH TRACK OF THE CODE DISC, EACH OF SAID PHOTOCELLS BEING DISPOSED ON THE SAME RADIUS OF THE DISC, MEANS FOR SECURING EACH OF THE EARS ON ONE OF THE POSTS WITH THE SURFACE OF THE DISC CONFRONTING THE CODE DISC AND EACH PHOTOCELL BEING ALIGNED WITH ONE TRACK OF THE CODE DISC, THE END WALL OF THE HOUSING HAVING A SLOT EXTENDING THERETHROUGH CONFRONTING THE PHOTOCELLS ON THE DISC, A LIGHT SOURCE DISPOSED WITHIN THE HOUSING BETWEEN THE CYLINDRICAL WALL AND THE SLEEVE THEREOF CONFRONTING THE SLOT IN THE END WALL OF THE HOUSING, A PLURALITY OF BALANCING RESISTORS EQUAL IN NUMBER TO THE NUMBER OF PHOTOCELLS ON THE DISC, MEANS FOR MOUNTING EACH OF THE BALANCING RESISTORS BETWEEN THE CYLINDRICAL WALL AND THE SLEEVE OF THE HOUSING, SAID HOUSING HAVING A CIRCULAR GROOVE ON THE EXTERIOR SURFACE THEREOF AND A PLURALITY OF APERTURES EXTENDING THROUGH THE WALL FROM THE GROOVE, A CONNECTOR MOUNTED ON THE HOUSING BETWEEN TWO OF THE POSTS THEREOF, SAID CONNECTOR HAVING AN OUTER SURFACE CURVED TO FORM A SEGMENT OF A CYLINDER WITH A RADIUS APPROXIMATELY EQUAL TO THE RADIUS OF THE WALL OF THE HOUSING AND A FLAT EDGE SURFACE NORMAL TO THE AXIS OF THE OUTER SURFACE, SAID CONNECTOR BEING MOUNTED ON THE HOUSING WITH ONE OF THE EDGE SURFACES ABUTTING THE END WALL ADJACENT TO THE POSTS, SAID CONNECTOR HAVING A PLURALITY OF CHANNELS EXTENDING BETWEEN THE FLAT EDGE SURFACES THEREOF AND MATING WITH CHANNELS IN THE END WALL AND CYLINDRICAL WALL OF THE HOUSING COMMUNICATING WITH THE CIRCULAR GROOVE OF THE HOUSING, A PLURALITY OF ELECTRICAL CONNECTORS, EACH CONNECTOR BEING CONNECTED TO ONE OF THE BALANCE RESISTORS AT ONE END, EXTENDING THROUGH ONE OF THE APERTURES IN THE CYLINDRICAL WALL, ONE OF THE CHANNELS OF THE WALL, THE MATING CHANNEL OF THE CONNECTOR, AND BEING CONNECTED TO ONE OF THE PHOTOCELLS AT THE OTHER END.
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