Method of replacing worn parts in automobile assemblies and the tools therefor

Claim 1

A METHOD OF REPLACING WORN BUSHINGS IN AN AUTOMOBILE CONTROL ARM AND STEERING LINKAGE ASSEMBLY, SAID ASSEMBLY INCLUDING A BIFURCATED MEMBER WITH LEG PORTIONS CONNECTED BY AN INTERMEDIATE PORTION, SAID LEG PORTIONS HAVING COAXIALLY ALIGNED HOLES CONTAINING FLANGED HOLLOW BUSHINGS MEMBERS TIGHTLY FITTED THEREIN WITH SAID FLANGES DISPOSED AXIALLY OF SAID HOLES, SAID INTERMEDIATE PORTION HAVING A SEAT FOR AN ELONGATED PIVOTING JOINT MEMBER WHICH INCLUDES AN ENLARGED PORTION AND AN ADJACENT TAPERED MALE PORTION, SAID TAPERED MALE PORTION BEING SEATED IN A COMPLEMENTARY TAPERED FEMALE PORTION OF A STEERING LINKAGE ELEMENT, SAID METHOD INCLUDING THE STEPS OF PROVIDING A PNEUMATIC DEVICE CAPABLE OF DELIVERING A RAPID SUCCESSION OF BLOWS TO THE FLANGED SHANK OF A TOOL ATTACHED THERETO BY MEANS OF A SPRING ELEMENT SECURED THEREON WHICH MAY BE OPENED AND CLOSED TO RECEIVE THE FLANGED PORTION OF THE TOOL SHANK BY COMPRESSIONN OF THE THUMB AND INDEX FINGER OF ONE HAND OF THE OPERATOR AGAINST TWO INTEGRAL PROJECTIONS THEREON ADJACENT ONE END AN ANGULARLY SPACED AT LESS THAN 180*, SECURING THE SPRING ELEMENT TO THE PNEUMATIC DEVICE, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, INSERTING IN SAID SPRING ELEMENT A COOPERATIVELY DIMENSIONED FLANGED SHANK PORTION OF A FLARED AND BIFURCATED TOOL HAVING WEDGE SHAPED INTERNALLY SMOOTH LEG PORTIONS AND AN INTERMEDIATE PORTION WHICH SPACES SAID LEG PORTIONS A DISTANCE LESS THAN THE OVERALL WIDTH OF THE PIVOTING JOINT MEMBER ENLARGED PORTION AND GREATER THAN THE LARGEST DIAMETER OF SAID TAPERED MALE PORTION, POSITIONING THE LEG PORTIONS ON OPPOSITE SIDES OF SAID PIVOTING JOINT MEMBER BETWEEN SAID ENLARGED PORTION AND TAPERED MALE PORTION WITH THEIR OPPOSING OUTER SURFACES IN WEDGING ENGAGEMENT WITH THE STEERING LINKAGE ELEMENT, ACTUTATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL COMPONENT OF FORCE BEING DIRECTED OUTWARDLY AGAINST THE STEERING LINKAGE ELEMENT THEREBY DRIVING THE TAPERED FEMALE PORTION FROM ENGAGEMENT WITH THE TAPERED MALE PORTION OF THE PIVOTING JOINT MEMBER, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, REMOVING THE FLANGED SHANK OF THE FLARED AND BIFURATED TOOL AND INSERTING THE SIMILARLY DIMENSIONED FLANGED SHANK OF A FLARED AND TAPERED TOOL HAVING AN ARCUATE WORK ENGAGING SURFACE TRANSVERSE TO THE SHANK OF SAID TOOL, POSITIONING THE ARCUATE SURFACE AGAINST ONE BUSHING AT AN ACUTE ANGLE THERETO BETWEEN THE BUSHING FLANGE AND ITS REPECTIVE LEG, ACTUATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL COMPONENT OF FORCE BEING DIRECTED OUTWARDLY AGAINST THE FLANGE THEREBY DRIVING THE BUSHING FROM SAID HOLE, REPEATING THE POSITIONING AND ACTUATING STEPS ON THE OTHER BUSHING TO REMOVE SAID OTHER BUSHING FROM ITS RESPECTIVE HOLE, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, REMOVING THE FLANGED SHANK OF THE FLARED AND BIFURCATED TOOL AND INSERTING THE SIMILARLY DIMENSIONED FLANGED SHANK OF A TOOL HAVING A PILOT CYLINDER AND DRIVING CYLINDER CONCENTRICALLY AND INTEGRALLY DISPOSED IN COAXIAL RELATION WITH SAID FLANGED SHANK AT THE END OPPOSITE THE END INSERTED IN SAID SPRING ELEMENT, POSITIONING A FLANGED HOLLOW REPLACEMENT BUSHING IN COAXIAL ALIGNMENT WITH A HOLE IN ONE OF THE CONTROL ARM LEGS WITH THE PILOT CYLINDER OF THE TOOL IN THE HOLLOW OF THE BUSHING AND THE END OF THE DRIVING CYLINDER OF THE TOOL ABUTTING THE FLANGE, ACTUATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL FORCE BEING DIRECTED AGAINST THE BUSHING THEREBY DRIVING THE BUSHING INTO SAID HOLE, REPEATING THE POSITIONING AND ACTUATING STEPS ON ANOTHER REPLACEMENT BUSHING TO DRIVE SAID OTHER BUSHING INTO THE HOLE OF THE OTHER CONTROL ARM LEG, AND INSERTING THE TAPERED MALE PORTION OF THE PIVOTING JOINT MEMBER INTO SEATED ENGAGEMENT WITH THE COMPLEMENTARY TAPERED FEMALE PORTION OF THE STEERING LINKAGE ELEMENT.

Claim 2

A METHOD OF REPLACING WORN BUSHINGS IN AN AUTOMOBILE CONTROL ARM AND STEERING LINKAGE ASSEMBLY, SAID ASSEMBLY INCLUDING A BIFURCATED MEMBER WITH LEG PORTIONS CONNECTED BY AN INTERMEDIATE PORTION, SAID LEG PORTIONS HAVING COAXIALLY ALIGNED HOLES CONTAINING FLANGED HOLLOW BUSHINGS MEMBERS TIGHTLY FITTED THEREIN WITH SAID FLANGES DISPOSED AXIALLY OF SAID HOLES, SAID INTERMEDIATE PORTION HAVING A SEAT FOR AN ELONGATED PIVOTING JOINT MEMBER WHICH INCLUDES AN ENLARGED PORTION AND AN ADJACENT TAPERED MALE PORTION, SAID TAPERED MALE PORTION BEING SEATED IN A COMPLEMENTARY TAPERED FEMALE PORTION OF A STEERING LINKAGE ELEMENT, SAID METHOD INCLUDING THE STEPS OF PROVIDING A PNEUMATIC DEVICE CAPABLE OF DELIVERING A RAPID SUCCESSION OF BLOWS TO THE FLANGED SHANK OF A TOOL ATTACHED THERETO BY MEANS OF A SPRING ELEMENT SECURED THEREON WHICH MAY BE OPENED AND CLOSED TO RECEIVE THE FLANGED PORTION OF THE TOOL SHANK BY COMPRESSIONN OF THE THUMB AND INDEX FINGER OF ONE HAND OF THE OPERATOR AGAINST TWO INTEGRAL PROJECTIONS THEREON ADJACENT ONE END AN ANGULARLY SPACED AT LESS THAN 180*, SECURING THE SPRING ELEMENT TO THE PNEUMATIC DEVICE, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, INSERTING IN SAID SPRING ELEMENT A COOPERATIVELY DIMENSIONED FLANGED SHANK PORTION OF A FLARED AND BIFURCATED TOOL HAVING WEDGE SHAPED INTERNALLY SMOOTH LEG PORTIONS AND AN INTERMEDIATE PORTION WHICH SPACES SAID LEG PORTIONS A DISTANCE LESS THAN THE OVERALL WIDTH OF THE PIVOTING JOINT MEMBER ENLARGED PORTION AND GREATER THAN THE LARGEST DIAMETER OF SAID TAPERED MALE PORTION, POSITIONING THE LEG PORTIONS ON OPPOSITE SIDES OF SAID PIVOTING JOINT MEMBER BETWEEN SAID ENLARGED PORTION AND TAPERED MALE PORTION WITH THEIR OPPOSING OUTER SURFACES IN WEDGING ENGAGEMENT WITH THE STEERING LINKAGE ELEMENT, ACTUTATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL COMPONENT OF FORCE BEING DIRECTED OUTWARDLY AGAINST THE STEERING LINKAGE ELEMENT THEREBY DRIVING THE TAPERED FEMALE PORTION FROM ENGAGEMENT WITH THE TAPERED MALE PORTION OF THE PIVOTING JOINT MEMBER, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, REMOVING THE FLANGED SHANK OF THE FLARED AND BIFURATED TOOL AND INSERTING THE SIMILARLY DIMENSIONED FLANGED SHANK OF A FLARED AND TAPERED TOOL HAVING AN ARCUATE WORK ENGAGING SURFACE TRANSVERSE TO THE SHANK OF SAID TOOL, POSITIONING THE ARCUATE SURFACE AGAINST ONE BUSHING AT AN ACUTE ANGLE THERETO BETWEEN THE BUSHING FLANGE AND ITS REPECTIVE LEG, ACTUATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL COMPONENT OF FORCE BEING DIRECTED OUTWARDLY AGAINST THE FLANGE THEREBY DRIVING THE BUSHING FROM SAID HOLE, REPEATING THE POSITIONING AND ACTUATING STEPS ON THE OTHER BUSHING TO REMOVE SAID OTHER BUSHING FROM ITS RESPECTIVE HOLE, COMPRESSING THE SPRING ELEMENT PROJECTIONS TO OPEN POSITION, REMOVING THE FLANGED SHANK OF THE FLARED AND BIFURCATED TOOL AND INSERTING THE SIMILARLY DIMENSIONED FLANGED SHANK OF A TOOL HAVING A PILOT CYLINDER AND DRIVING CYLINDER CONCENTRICALLY AND INTEGRALLY DISPOSED IN COAXIAL RELATION WITH SAID FLANGED SHANK AT THE END OPPOSITE THE END INSERTED IN SAID SPRING ELEMENT, POSITIONING A FLANGED HOLLOW REPLACEMENT BUSHING IN COAXIAL ALIGNMENT WITH A HOLE IN ONE OF THE CONTROL ARM LEGS WITH THE PILOT CYLINDER OF THE TOOL IN THE HOLLOW OF THE BUSHING AND THE END OF THE DRIVING CYLINDER OF THE TOOL ABUTTING THE FLANGE, ACTUATING THE PNEUMATIC DEVICE TO DELIVER A SUCCESSION OF IMPACTS TO THE SHANK OF THE TOOL WHICH RESULTS IN AN AXIAL FORCE BEING DIRECTED AGAINST THE BUSHING THEREBY DRIVING THE BUSHING INTO SAID HOLE, REPEATING THE POSITIONING AND ACTUATING STEPS ON ANOTHER REPLACEMENT BUSHING TO DRIVE SAID OTHER BUSHING INTO THE HOLE OF THE OTHER CONTROL ARM LEG, AND INSERTING THE TAPERED MALE PORTION OF THE PIVOTING JOINT MEMBER INTO SEATED ENGAGEMENT WITH THE COMPLEMENTARY TAPERED FEMALE PORTION OF THE STEERING LINKAGE ELEMENT.