Quotables
"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "
Mark Twain ; Christmas greetings, 1890
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| Number | Title | Issue Date |
| 5372108 | Engine charge control system and method An engine charge control system operates by initially reducing power from full load by retarding exhaust valve closing timing to increase exhaust gas charge dilution up to the limit for efficient operation. Further load reductions are made by reducing cha... | 12/13/1994 |
| 5323740 | Molded dual cam cover A dual cam cover has a molded housing made, preferably, of a thermoset polyester composite material replacing an aluminum casting. An integral stiffening bar added between raised cam chamber walls includes retaining slots for holding associated spark plug... | 06/28/1994 |
| 5273005 | Enlarged shaft roller lifter with retention means A roller valve lifter, especially of the hydraulic lash adjusting type for diesel engines, has an enlarged bronze roller shaft journal for extended wear with a diameter at least half that of the surrounding skirt of the lifter body within which it is moun... | 12/28/1993 |
| 5265566 | Assembled seal disc for a crankshaft A crankshaft for a two stroke engine requiring a seal disc on each crank pin is formed by forging, machining and heat treating without a seal disc and then applying a two part seal disc to each crank pin. The two parts of the seal disc have a mating inter... | 11/30/1993 |
| 5263386 | Roller cam follower guide A roller cam follower, especially an engine hydraulic roller lifter, is restrained from rotation away from a position in which the roller rotates squarely on its associated cam by a retainer clip fixed on the lifter body and having a tang with flat sides ... | 11/23/1993 |
| 5263249 | Lightweight composite camshaft, method of assembly A lightweight composite camshaft has stamped sheet metal or other lightweight journal and/or cam elements having locating hubs and assembled onto a hollow tube. An economical and rapid method of assembly uses indexing balls pressed into accurately positio... | 11/23/1993 |
| 5251404 | Belt grinder for crankshaft pins A belt grinder has a plurality of belts for simultaneously grinding the pins of a crankshaft during crankshaft rotation about its main bearing axis. A shoe for each belt urges the belt against the pin. A profile mechanism including a CNC controller and a ... | 10/12/1993 |
| 5251959 | Adjustable wall-mounted locomotive seat support A cab side wall mounted seat support has a slide assembly, typically a bar and sleeve assembly, attached to the wall and coupled by an upper arm support to a seat socket. A lower arm has a peg which engages one of a series of holes in the wall for locking... | 10/12/1993 |
| 5251724 | Rail lubrication application system A lubrication applicator presses a block of solid lubricant against the flange of a locomotive wheel. An applicator nozzle loosely fits over the body of the applicator and lightly engages the block of lubricant to bridge the gap between the body and the w... | 10/12/1993 |
| 5251915 | Piston and ring assembly The oil control ring for a piston has a single low tension rail and a contiguous blocker ring, under light tension, to prevent oil flow through the rail end gap. A separate spring applies tension to the rail. A serpentine spring in conic form presses outw... | 10/12/1993 |
| 5245958 | Direct acting hydraulic valve lifter An improved direct acting hydraulic valve lifter (DAHVL) has features including reduced dead oil storage with lower mass and faster filling, improved air venting, internal oil recirculation and targeted oil supply that combine to reduce the presence of ai... | 09/21/1993 |
| 5230308 | Low mass direct acting hydraulic valve lifter A direct acting hydraulic valve lifter features in a preferred embodiment a follower assembled with a thin wall metal shell and a light plastic baffle to support a lash adjusting hydraulic element assembly. An inlet riser chamber has sufficient cross sect... | 07/27/1993 |
| 5220847 | Modified traction motor drive with helical gears and gear indexing method therefor In a drive with twin helical drive gears on an axle driven by a motor with pinions at either end wherein the moto housing and axle housing are axially located by a key in mating keyways, an offset key is used to obtain axial housing adjustment by the amou... | 06/22/1993 |
| 5207120 | Assembled crankshaft A tubular shaft has a portion of reduced inner diameter at a location where joining to an apertured member is desired. The aperture in the member is lobed with splines in the lobes and has an undercut groove, or groove and is hardened. The shaft is insert... | 05/04/1993 |
| 5207121 | Gear case for locomotive drive system A gear case comprises three parts: upper and lower sections of heavy duty castings or fabricated steel, the lower section having an open bottom, and a light gauge sheet metal pan enclosing the bottom of the lower section. Alternatively, the upper and lowe... | 05/04/1993 |
| 5201246 | Lightweight composite camshaft A lightweight composite camshaft has stamped sheet metal or other lightweight journal and/or cam elements having locating hubs and assembled onto a hollow tube. An economical and rapid method of assembly uses indexing balls pressed into accurately positio... | 04/13/1993 |
| 5197420 | Camshaft adjuster and tensioner A camshaft adjuster mounted between a taut strand and a slack strand of a chain connecting an intake camshaft to an exhaust camshaft has two tensioning shoes which are urged by a spring away from each other and against the inner sides of the chain strands... | 03/30/1993 |
| 5195484 | Air cleaner and snorkel assembly An engine air intake system comprises a primary inlet tube or snorkel with an opening that provides air to the air cleaner, and a secondary inlet opening located downstream from the primary inlet opening. The primary inlet tube also has a low point, with ... | 03/23/1993 |
| 5190121 | Two phase compressor lubrication An auxiliary air compressor for automotive application, as in a two-stroke engine, has a two phase oiling system combining mist lubrication of the crankcase with a splash pocket below the crankshaft. The pocket collects oil during shutdowns that is splash... | 03/02/1993 |
| 5172626 | Stabilized piston skirt having varying peaks and concave surfaces A piston with a skirt shaped to accommodate distortion by changing thermal and load conditions is further modified to increase stability and broaden load distribution to reduce contact forces and wear by providing maximum radii lines on either side of a l... | 12/22/1992 |
| 5169242 | Turbocharger assembly and stabilizing journal bearing therefor An engine turbocharger, particularly of the two cycle diesel type for railway locomotives and other applications, has a rotor with an overhung compressor supported by a compressor journal bearing and thrust flange combination. The bearing combines a multi... | 12/08/1992 |
| 5163816 | Wheel lock, centering and drive means and turbocharger impeller combination A turbocharger impeller has a lock ring that is flexed in assembly to clampingly center and lock an impeller wheel on its drive shaft. The lock ring is also applicable to other driving or driven shaft and wheel combinations. The lock ring is made part of ... | 11/17/1992 |
| 5163872 | Compact camshaft phasing drive A variable camshaft phaser (VCP) has lash take up drive piston assemblies with inner and outer helical splines for phase changing and return springs mounted in pockets in the pistons to shorten overall length for a compact unit and also relieve lash take-... | 11/17/1992 |
| 5129371 | Cam cover oil separator for crankcase ventilation A cam cover for an overhead cam engine has first and second oil separators connecting the crankcase with the engine induction system high and low vacuum portions as part of a crankcase ventilation system. The separators each have a floor sloping toward th... | 07/14/1992 |
| 5130014 | Removable sump oil pan for an internal combustion engine An oil pan for an internal combustion engine has a relatively flat bottom part as well as a deep pan section as the oil sump with a suction pipe of an oil pump extending into the deep pan section. The deep pan section is designed as a removable oil contai... | 07/14/1992 |
| 5129373 | Self-contained hydraulic lash adjuster with pressurizing diaphragm A self-contained lash adjuster includes a closed end cylinder body and a plunger in the cylinder defining a pressure chamber at the closed end of the cylinder and an internal reservoir connected with the chamber by a one-way passage in the plunger. A diap... | 07/14/1992 |
| 5119691 | Hydraulic phasers and valve means therefor A variable camshaft phaser (VCP) has various embodiments and features including inner and outer helical splines for phase changing and return springs mounted in pockets to shorten overall length and relieve lash take-up friction on the piston return strok... | 06/09/1992 |
| 5119774 | Direct acting hydraulic valve lifter An improved direct acting hydraulic valve lifter (DAHVL) has features including reduced dead oil storage with lower mass and faster filling, improved air venting, internal oil recirculation and targeted oil supply that combine to reduce the presence of ai... | 06/09/1992 |
| 5111785 | Engine protector with non-override reset Fluid pressures in an internal combustion engine are monitored by two diaphragm operated valves and open either valve when abnormal pressures are sensed to shut down the engine. Each valve is a sleeve valve slidable on a stem and normally latched to the s... | 05/12/1992 |
| 5090364 | Two-step valve operating mechanism A camshaft has, for each valve lifter, a high lift cam between two low lift cams, the high lift cam fitting within the envelope of the low lift cams. The lifter comprises an outer tappet elongated in the direction of the camshaft and slidably mounted in a... | 02/25/1992 |
| 5080049 | Two stroke engine with tiered cylinder cooling A two stroke cycle engine has tiered cooling jackets in the cylinder block with upper and lower jackets separated by a diaphragm wall. Transfer openings in the diaphragm and downward portions of the lower jacket direct coolant flow around exhaust ports an... | 01/14/1992 |
| 5072092 | Excimer laser treatment of engine bearing surfaces such as cylinders In a method and a device for processing surfaces subject to high stresses by friction in internal combustion engines, especially the honed cylinder bearing surfaces of piston engines, the surface is subjected to a laser beam treatment. A pulsed excimer la... | 12/10/1991 |
| 5070830 | Powertrain and stiffening bracket therefor A powertrain including an engine and attached power transmission means has a stiffening bracket extending between the side walls of the engine block and the transmission means housing. The bracket extends under and separate from the engine oil pan and has... | 12/10/1991 |
| 5070827 | Low mass valve lifters Low mass hydraulic and mechanical valve lifters are shown and described. The lifters are of oblong configuration for reduced mass, with straight or narrowed sides connecting longitudinally spaced ends having depending semi-cylindrical end walls that are r... | 12/10/1991 |
| 5071301 | Modified rolled thread form for studs A stud for securing a cylinder liner to a head has a modified thread form engaging a threaded hole in the stud with an interference fit. The thread is rolled and all threads have the same pitch diameter except the endmost thread. Three relief channels are... | 12/10/1991 |
| 5062393 | Engine cylinder liner, seals and assembly therewith Bore distortion from assembly of a jacketed cylinder liner and cylinder head is reduced by provision of a heavy uniform liner flange for evenly distributing the assembly stresses. Multiple drilled coolant passages between stud holes in the flange provide ... | 11/05/1991 |
| 5062523 | Conveyor for shaft-like parts A roller type conveyor has a series of rotors on a frame, each rotor being continuously driven and having a pair of spaced discs overlapping the discs of adjacent rotors. The discs have aligned notches for sequentially engaging the parts and carrying the ... | 11/05/1991 |
| 5033327 | Camshaft phasing drive with wedge actuators A phase adjuster for engine camshafts and the like includes in a preferred embodiment a sprocket driving a camshaft attached hub through paired wedge packs that transfer torque and maintain a lash free connection. A plunger actuated by engine oil pressure... | 07/23/1991 |
| 5022361 | Valve-lash adjustment system The valve-lash adjustment system 10 includes a load-carrying spacer means 82 adjacent the hydraulic valve-lash assembly which is interposed between said hydraulic valve-lash assembly and said free end 12 of the valve stem, the thickness of said load-carry... | 06/11/1991 |
| 5011371 | Centrifugal compressor/pump with fluid dynamically variable geometry diffuser A centrifugal fluid machine such as a pump or compressor has a diffuser with fixed vane geometry which provides significantly increased range, as compared to conventional fixed geometry diffusers, by developing what appear to be flow accelerating stall bu... | 04/30/1991 |
