Pneumatic brake setting means with emergency mechanical actuator therefor
First Claim
1. IN COMBINATION WITH A BRAKE OPERATING BOOSTER, MEANS FOR OPERATING SAID BOOSTER MECHANICALLY COMPRISING A HOUSING ATTACHED TO THE BOOSTER, MEANS THEREIN INCLUDING AN OPERATING CONNECTION TO SAID BOOSTER TO OPERATE THE LATTER UPON FAILURE OF THE NORMAL OPERATING MEANS THEREFOR, SAID LAST MENTIONED MEANS INCLUDING A GENERALLY FLAT, IMPERFORATE FLEXIBLE DIAPHRAGM, POWERFUL COIL SPRING MEANS HAVING ONE END SEATED AGAINST THE INTERIOR WALL OF SAID HOUSING AND A BEARING PLATE FLOATINGLY SUPPORTED AGAINST THE DIAPHRAGM BY SAID SPRING MEANS, SAID BEARING PLATE BEING CONSTRUCTED AND DEFINED WITH TEMPORARY HOLDING MEANS FOR ACCEPTING A SPRING LOCKOUT TOOL WHEN SUBSTANTIALLY ALIGNED WITH THE AXIS OF THE SPRING AND FACING TOWARD THE HOUSING WALL SEATING SAID SPRING END, SAID HOUSING HAVING AN OPENING ALIGNED WITH THE AXIS OF SAID SPRING AND THE TEMPORARY HOLDING MEANS FOR THE BEARING PLATE, A SPRING LOCKOUT TOOL FOR EXTENDING THROUGH SAID OPENING FOR ENGAGEMENT WITH THE TEMPORARY HOLDING MEANS TO ALLOW THE LOCKOUT TOOL TO BE OPERATED FOR COMPRESSING THE LOCKING OUT THE SPRING MECHANICALLY WHEN THE SPRING IS EITHER IN A COMPRESSED OR AN EXPANDED CONDITION, A REMOVABLE CAP FOR SAID HOUSING OPENING TO SAEL OFF THE INTERIOR OF THE HOUSING WHEN THE LOCKOUT TOOL IS DISENGAGED FROM THE TEMPORARY HOLDING MEANS AND WITHDRAWN FROM THE HOUSING, SAID LOCKOUT TOOL COMPRISING A THREADED SHANK INSERTABLE THROUGH SAID HOUSING OPENING AND HAVING ONE END THEREOF CONSTRUCTED AND DEFINED TO DETACHABLY INTERLOCK WITH THE TEMPORARY HOLDING MEANS, SAID THREADED SHANK HAVING NUT MEANS ON ITS OTHER END ENGAGEABLE WITH THE EXTERIOR OF SAID HOUSING AND COOPERATING THEREWITH AS THE NUT MEANS IS TIGHTENED TO COMPRESS SAID SPRING, SAID HOUSING IS PROVIDED WITH A TOOL STORAGE POCKET FOR RECEIVING AND STORING THE MAJOR PORTION OF THE LOCKOUT TOOL FOR PROTECTING SAME FROM ITS ENVIROMENT TO THEREBY MAINTAIN THE TOOL IN A CONVENIENT AND READILY ACCESSIBLE LOCATION IN A USEABLE CONDITION WHEN THE SPRING IS REQUIRED TO BE LOCKED OUT, SAID TOOL BEING TIGHTLY SECURED TO THE POCKET TO PREVENT LOSS OF SAME DURING OPERATION OF THE ASSOCIATED VEHICLE BY THE NUT BEING TIGHTENED TO THE POCKET AND RELEASED FROM THE POCKET BY UNTIGHTENING THE NUT AND WITHDRAWING THE TOOL FROM THE POCKET.
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Citations
1 Claim
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1. IN COMBINATION WITH A BRAKE OPERATING BOOSTER, MEANS FOR OPERATING SAID BOOSTER MECHANICALLY COMPRISING A HOUSING ATTACHED TO THE BOOSTER, MEANS THEREIN INCLUDING AN OPERATING CONNECTION TO SAID BOOSTER TO OPERATE THE LATTER UPON FAILURE OF THE NORMAL OPERATING MEANS THEREFOR, SAID LAST MENTIONED MEANS INCLUDING A GENERALLY FLAT, IMPERFORATE FLEXIBLE DIAPHRAGM, POWERFUL COIL SPRING MEANS HAVING ONE END SEATED AGAINST THE INTERIOR WALL OF SAID HOUSING AND A BEARING PLATE FLOATINGLY SUPPORTED AGAINST THE DIAPHRAGM BY SAID SPRING MEANS, SAID BEARING PLATE BEING CONSTRUCTED AND DEFINED WITH TEMPORARY HOLDING MEANS FOR ACCEPTING A SPRING LOCKOUT TOOL WHEN SUBSTANTIALLY ALIGNED WITH THE AXIS OF THE SPRING AND FACING TOWARD THE HOUSING WALL SEATING SAID SPRING END, SAID HOUSING HAVING AN OPENING ALIGNED WITH THE AXIS OF SAID SPRING AND THE TEMPORARY HOLDING MEANS FOR THE BEARING PLATE, A SPRING LOCKOUT TOOL FOR EXTENDING THROUGH SAID OPENING FOR ENGAGEMENT WITH THE TEMPORARY HOLDING MEANS TO ALLOW THE LOCKOUT TOOL TO BE OPERATED FOR COMPRESSING THE LOCKING OUT THE SPRING MECHANICALLY WHEN THE SPRING IS EITHER IN A COMPRESSED OR AN EXPANDED CONDITION, A REMOVABLE CAP FOR SAID HOUSING OPENING TO SAEL OFF THE INTERIOR OF THE HOUSING WHEN THE LOCKOUT TOOL IS DISENGAGED FROM THE TEMPORARY HOLDING MEANS AND WITHDRAWN FROM THE HOUSING, SAID LOCKOUT TOOL COMPRISING A THREADED SHANK INSERTABLE THROUGH SAID HOUSING OPENING AND HAVING ONE END THEREOF CONSTRUCTED AND DEFINED TO DETACHABLY INTERLOCK WITH THE TEMPORARY HOLDING MEANS, SAID THREADED SHANK HAVING NUT MEANS ON ITS OTHER END ENGAGEABLE WITH THE EXTERIOR OF SAID HOUSING AND COOPERATING THEREWITH AS THE NUT MEANS IS TIGHTENED TO COMPRESS SAID SPRING, SAID HOUSING IS PROVIDED WITH A TOOL STORAGE POCKET FOR RECEIVING AND STORING THE MAJOR PORTION OF THE LOCKOUT TOOL FOR PROTECTING SAME FROM ITS ENVIROMENT TO THEREBY MAINTAIN THE TOOL IN A CONVENIENT AND READILY ACCESSIBLE LOCATION IN A USEABLE CONDITION WHEN THE SPRING IS REQUIRED TO BE LOCKED OUT, SAID TOOL BEING TIGHTLY SECURED TO THE POCKET TO PREVENT LOSS OF SAME DURING OPERATION OF THE ASSOCIATED VEHICLE BY THE NUT BEING TIGHTENED TO THE POCKET AND RELEASED FROM THE POCKET BY UNTIGHTENING THE NUT AND WITHDRAWING THE TOOL FROM THE POCKET.
Specification
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Current AssigneeJohn T. Ostgaard, Stevenson, Billy E.
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Original AssigneeJohn T. Ostgaard, Stevenson, Billy E.
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InventorsStevenson, Billy E., Ostgaard, John T.
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Application NumberUS04/448,558Time in Patent Office616 DaysField of SearchUS Class Current92/63CPC Class CodesB60T 17/083 Combination of service brak...
