Swing recorder
First Claim
1. A SWING RECORDER FOR PHOTOGRAPHING AN ATHLETE AT A SELECTED PORTION OF A SWING COMPRISING, IN COMBINATION, A PLURALITY OF PHOTOELECTRIC CELLS DEFINING A SUBSTANTIALLY CLOSED FIGURE, A PLURALITY OF LIGHT SOURCES EQUAL IN NUMBER TO THE NUMBER OF PHOTOELECTRIC CELLS SPACED FROM THE PHOTOELECTRIC CELLS, EACH OF SAID LIGHT SOURCES BEING COOPERATIVE WITH A RESPECTIVE PHOTOELECTRIC CELL BY EMITTING A BEAM OF LIGHT TOWARD ITS REPECTIVE PHOTOELECTRIC CELL TO ENERGIZE THE PHOTOELECTRIC CELL, A CAMERA SPACED FROM THE PHOTOELECTRIC CELLS AND HAVING A PORTION OF THE BEAM OF LIGHT FROM EACH OF THE LIGHT SOURCES TO THE RESPECTIVE PHOTOELECTRIC CELLS IN ITS PICTURE FIELD, A SELECTOR CONNECTED TO THE PHOTOELECTRIC CELLS, A NORMALLY OPEN RELAY CONNECTED TO THE SELECTOR TO BE CLOSED BY INTERRUPTION OF A BEAM OF LIGHT TO A PHOTOELECRIC CELL CONNECTED TO THE RELAY THROUGH THE SELECTOR, MEANS CONNECTED TO RELAY FOR OPERATING THE CAMERS, A STEPPING RELAY CONNECTED TO SAID FIRST RELAY THROUGH A SWITCH SAID STEPPING RELAY HAVING ALTERNATE POSITIONS CONNECTED TO THE THIRD RELAY AND TO SAID MEANS, SAID MEANS BEING CONNECTED TO THE THIRD RELAY THROUGH A SECOND SWITCH, WHEREBY THE STEPPING RELAY MAY BE SELECTIVELY CONNECTED TO THE MEANS FOR OPERATING THE CAMERA THROUGH THE FIRST AND SECOND SWITCH TO ALLOW A SELECTED PHOTOELECTRIC CELL TO OPERATE THE CAMERA ON ITS SECOND IMPULSE RATHER THAN IS FIRST THEREBY ALLOWING AN ATHLETE TO GO THROUGH A BACK SWING AND PHOTOGRAPH A PORTION OF A DOWN SWING AFTER THE BACK SWING HAS BEEN COMPLETED.
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Citations
1 Claim
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1. A SWING RECORDER FOR PHOTOGRAPHING AN ATHLETE AT A SELECTED PORTION OF A SWING COMPRISING, IN COMBINATION, A PLURALITY OF PHOTOELECTRIC CELLS DEFINING A SUBSTANTIALLY CLOSED FIGURE, A PLURALITY OF LIGHT SOURCES EQUAL IN NUMBER TO THE NUMBER OF PHOTOELECTRIC CELLS SPACED FROM THE PHOTOELECTRIC CELLS, EACH OF SAID LIGHT SOURCES BEING COOPERATIVE WITH A RESPECTIVE PHOTOELECTRIC CELL BY EMITTING A BEAM OF LIGHT TOWARD ITS REPECTIVE PHOTOELECTRIC CELL TO ENERGIZE THE PHOTOELECTRIC CELL, A CAMERA SPACED FROM THE PHOTOELECTRIC CELLS AND HAVING A PORTION OF THE BEAM OF LIGHT FROM EACH OF THE LIGHT SOURCES TO THE RESPECTIVE PHOTOELECTRIC CELLS IN ITS PICTURE FIELD, A SELECTOR CONNECTED TO THE PHOTOELECTRIC CELLS, A NORMALLY OPEN RELAY CONNECTED TO THE SELECTOR TO BE CLOSED BY INTERRUPTION OF A BEAM OF LIGHT TO A PHOTOELECRIC CELL CONNECTED TO THE RELAY THROUGH THE SELECTOR, MEANS CONNECTED TO RELAY FOR OPERATING THE CAMERS, A STEPPING RELAY CONNECTED TO SAID FIRST RELAY THROUGH A SWITCH SAID STEPPING RELAY HAVING ALTERNATE POSITIONS CONNECTED TO THE THIRD RELAY AND TO SAID MEANS, SAID MEANS BEING CONNECTED TO THE THIRD RELAY THROUGH A SECOND SWITCH, WHEREBY THE STEPPING RELAY MAY BE SELECTIVELY CONNECTED TO THE MEANS FOR OPERATING THE CAMERA THROUGH THE FIRST AND SECOND SWITCH TO ALLOW A SELECTED PHOTOELECTRIC CELL TO OPERATE THE CAMERA ON ITS SECOND IMPULSE RATHER THAN IS FIRST THEREBY ALLOWING AN ATHLETE TO GO THROUGH A BACK SWING AND PHOTOGRAPH A PORTION OF A DOWN SWING AFTER THE BACK SWING HAS BEEN COMPLETED.
Specification
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Current AssigneeEmanuel J. Betinis
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Original AssigneeEmanuel J. Betinis
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InventorsBetinis, Emanuel J.
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Application NumberUS04/255,519Time in Patent Office774 DaysField of SearchUS Class Current396/263CPC Class CodesG03B 15/00 Special procedures for taki...G03B 17/38 Releasing-devices separate ...
