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Class 384/429 - For crankshaft


Subclass of Class 384 - Bearings
Definition: Subject matter wherein the bearing is for supporting a shaft
No. of patents: 62
Last issue date: 12/20/2011


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NumberTitleIssue Date
8079762Bearing cap and method for its fabrication
Crankshaft bearing cap presenting on one of its faces a semi-cylindrical notch, formed by powder metallurgy with an iron powder blend molded by compaction and sintering, and partially infiltrated with Cu, being the area adjacent to the area around the notch, the one...
12/20/2011
7384196Bearing cover for a crankshaft bearing of an internal combustion engine
The invention relates to a bearing cover (1) for a crankshaft bearing of an internal combustion engine comprising a bearing shell (2), two screw columns (3,3′), which are located on both sides of the bearing shell (2) and provided for m...
06/10/2008
7354199Thrust bearing
A thrust bearing assembly includes an upper thrust bearing and a lower thrust bearing for use in an engine assembly of a vehicle and which, are preferably, identically configured. The upper and lower thrust bearings each include an arcuate bearing shell with a conca...
04/08/2008
7314315Gearbox for cold metal cutting machine
Improved serviceability of cold metal cutting machines is accomplished in a modified gearbox structure enabling several annular components that are conventionally attached by press-fit to be attached instead by slide-fit for easy removal and replacement, eliminating...
01/01/2008
7311447Roller bearing
A roller bearing for rotatably supporting a rotating shaft of an internal combustion engine between a main body and a cap of the internal combustion engine. The roller bearing including: a plurality of rollers; a retainer which is cirumferentially splittable and sup...
12/25/2007
7217035Connecting rod-bearing combination for adjusting and reducing oscillating masses of a connecting rod-piston-combination and method for producing a connecting rod-bearing combination of this type
The invention relates to a connecting rod-bearing combination comprising a bearing for a small connecting rod eye of a connecting rod which serves to receive a piston pin that supports a piston. The invention also relates to a method for producing a connecting rod-b...
05/15/2007
7111388Apparatus for press-fitting a bearing cap into a cylinder block
An apparatus for press-fitting a bearing cap into a cylinder block includes a frame. A first cylinder is connected to the frame. A guide rod is coupled to an operating rod of the first cylinder to ascend or descend in response to an operation of the first cylinder a...
09/26/2006
7089903Vibration control arrangement for internal combustion engines
In an internal combustion engine including a valve actuating mechanism, a vibration control member made of vibration control alloy is interposed in a path of vibration transmission between a camshaft and a cylinder head. The vibration control alloy has a vibration i...
08/15/2006
6966279Piston cooling system for an internal combustion engine
A piston cooling system for an internal combustion engine has a connecting rod assembly for connecting a piston to a crankshaft. The connecting rod assembly may have a connecting rod, a connecting rod bearing, a piston pin bushing, and a piston pin. The connecting r...
11/22/2005
6926444Main bearing cap for internal combustion engines
A main bearing cap (20) for an internal combustion engine consists of an aluminum alloy with an iron alloy core (10). The cap has a supporting surface (22) for a bearing shell. The iron alloy core has a central portion (13) with two space...
08/09/2005
6761484Crankshaft for an internal combustion engine disposed in a motor vehicle
The invention relates to a crankshaft bearing for a motor vehicle, in which a crankshaft 1 produced from ADI (austempered ductile iron, DIN EN 1564) is supported on an engine block 2 produced from aluminum without the interposition of other components....
07/13/2004
6280091Bearings
A combination of a bearing and a housing for the bearing is described, the bearing comprising two substantially semi-cylindrical half bearings each retained in a corresponding housing part about a joint face split-line wherein the housing has at least one...
08/28/2001
6214774Grease for fan bearing
A grease for a bearing of a fan comprises a base oil selected from a various kinds of silicone oils having a viscosity of 30 to 500 mm2 /s at 40 degree-C. and a viscosity of 30,000 mm2 /s or less at -30 degree-C., and a diurea compou...
04/10/2001
6120189Multiple offset journal bearing with stepped diameters for ease of assembly
A wrist pin is provided with a plurality of offset cylindrical segments which are centered on one of two parallel axes. The segments are of reducing diameter in going from one end to the other and the reduction in diameter between segments is at least equ...
09/19/2000
6070562Engine block for a multi-cylinder internal combustion engine
A cylinder block for a multi-cylinder internal combustion engine with a multi-bearing crankshaft and a water jacket surrounding the cylinders. The outer wall of the water jacket extends downwards approximately into a parting plane of the crankshaft bearin...
06/06/2000
6065878Slide bearing
In a slide bearing attached onto a bearing mounting surface including at least one of recess and hole facing to the slide bearing, a bearing surface faces to a counter member to be borne movably by the slide bearing, a reverse surface contacts with the be...
05/23/2000
5788380Bearing shell and a radial plain bearing mounted in a bearing carrying body provided with a bearing cap
In order to take account of dimensional variations in crankcases and connecting rods, the lower bearing shell (9) in the unmounted state is formed such that the outer contour is in the shape of an arc having a radius ra and the inner contour ha...
08/04/1998
5711614Crankshaft bearing of a multicylinder internal combustion engine
The crankshaft bearing of a multicylinder internal combustion engine has an upper and a lower bearing part, as well as upper and lower bearing brackets with bearing bores connected therewith, in which brackets the main bearing pins of a crankshaft are mou...
01/27/1998
5564837Main bearing structure for internal combustion engine
A main bearing structure for an internal combustion engine includes a cylinder block with main bearing bulkheads which are bored for receiving cylindrical alignment elements carried in a main bearing cap assembly. The cylindrical alignment elements and th...
10/15/1996
5520466Flanged bearings
A flanged half bearing (10;50) comprises a shell portion (12;52) which provides a bearing surface (14;54) against which a shaft can rotate. A flange portion (16,18;56,58) of the bearing provides a thrust surface (20,22;60,62) to resist axial movement of t...
05/28/1996
5462366Crankshaft bearing
A rolling bearing for mounting a crankshaft (1) in a crankcase (6) of an internal combustion engine comprising a bearing housing (4), between which housing (4) and a journal of the crankshaft (1), rolling elements (18) roll on raceways (19), the bearing h...
10/31/1995
5299871Bearing housing assembly
A bearing housing assembly comprising a generally U-shaped casing (12); a cap (13) which fits into and cooperates with the casing to define a bearing housing; and bolts (15) to hold the casing and the cap together. The cap (13) is a clearance fit in the c...
04/05/1994
5203854Main bearing cap for internal combustion engines
A main bearing cap for an internal combustion engine consists of an aluminum alloy with a steel core (6). The cap has a supporting surface (2) for the bearing shell (3). The supporting surface is the outer surface of a 3 mm thick aluminum layer (10) outsi...
04/20/1993
5201246Lightweight 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
5133313Baffle plate structure fitted to engine block
An engine cylinder block includes lower and upper cylinder block portions which are fastened together by bearing cap fastening bolts and cylinder block fastening bolts. The engine cylinder block is provided with a baffle plate, for separating a crankcase ...
07/28/1992
5107809Engine block and bearing assembly
An improved engine block and crankshaft bearing assembly with an arrangement of the engine block and the bearing assembly that simplifies casting of the engine block, with the block having cylinders and a crankcase with opposed spaced support structures i...
04/28/1992
5072707Split thrust bearing for outboard engine
A four cycle outboard engine having a crankshaft substantially vertically oriented when running A cylindrical block supporting the crankshaft. A thrust metal composed of a pair of semi-circular plates of different thicknesses are mounted in semi-circular ...
12/17/1991
5054442Bearing bridge construction for the crankshaft mounting of a combustion engine
The invention relates to a bearing bridge connecting the main bearing seats of a reciprocating-piston combustion engine in the longitudinal direction of the crankshaft. To reduce the power loss caused by the oil flowing back into the crank case space stri...
10/08/1991
5009205Crankshaft supporting structure for an internal combustion engine
A crankshaft supporting device for a multi-cylinder engine including a plurality of bulkheads provided in a cylinder block of the engine to be arranged along an axis of the crankshaft, disposed in a lower part of the cylinder block. A bearing cap member h...
04/23/1991
5007746Thrust bearing with resilient retention tang
A thrust bearing is provided with resilient mounting tangs in the form of one or more axially and radially projecting leaf springs. Each leaf spring is shaped with a wedge-like camming surface which facilitates the insertion and centering of each tang wit...
04/16/1991
4922870Arrangement for supporting a crankshaft
In a multi-cylinder internal-combustion engine, bearing shell and bearing cap of the bearings for the crankshaft are decoupled from the side walls of the cylinder block which form the crankcase. The bearing shells communicate with the cylinder block direc...
05/08/1990
4856486Internal combustion engine
An internal combustion engine has a crankcase coupled to a lower end of a cylinder block, the crankcase including an upper case integrally formed with the cylinder block and a lower case fixed to the upper case. The upper and lower cases have a plurality ...
08/15/1989
4838221Automotive engine construction
An engine construction which comprises a cylinder block having a series of bearing seats formed therein for the support of a crankshaft, a lower block having bearing caps formed integrally therewith and adapted to be secured from below to the cylinder blo...
06/13/1989
4836159Engine crankshaft supports
In an internal combustion engine, in the crankcase (2), as shown in FIG. 1, each bearing cap (7) supporting a crankshaft bearing is, in each instance, bolted to its bearing web (4) with only a single screw (8). On the side of the bearing cap (7) opposite ...
06/06/1989
4831978Internal combustion engine having reinforced structure
An internal combustion engine comprises reinforcing means secured to an edge portion of a lower opening of the cylinder block at a peripheral edge portion thereof. The reinforcing member has a plate-like shape, has connecting parts extending laterally wit...
05/23/1989
4795220Thrust bearing
A thrust bearing which is formed by stamping a plate made of a bearing alloy material or a plate having a bearing alloy layer has an annular shape. The thrust bearing is disposed in a circumferential direction and has a plurality of recesses and projectio...
01/03/1989
4770547Bearings
Thrust bearings are described comprising a substantially planar thrust accepting member having at least one locating portion substantially at a right angle thereto and which is adapted to co-operate with a recess formed in the bearing housing. In a prefer...
09/13/1988
4702624Flanged half bearing
A flanged half bearing includes a plain half bearing rigidly connected to a pair of flanges by projection welds. All finishing operations are carried out on the separate bearing parts prior to assembly so that a finished part results after welding. Each f...
10/27/1987
4684267Split bearing assemblies
Split bearing assemblies are disclosed having separable bearing caps for both single applications, such as connecting rods, and multiple applications, such as engine crankshaft supports, together with methods and apparatus for making such assemblies by in...
08/04/1987
4651691Internal combustion engine having aluminum alloy cylinder block
An internal combustion engine comprises a cylinder block formed of aluminum alloy and having main bearing bulkheads each of which is formed with a bearing surface. Main bearing caps are securely connected respectively with the bearing bulkheads and formed...
03/24/1987
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