Bizarre Patents
An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7334556 | Engine configuration for a motorcycle A motorcycle is provided in which a seat and a storage box are arranged so as to be vertically stacked on each other in a rear portion of a body frame, and a pivotally mounted powertrain unit is suspended from the body frame under the storage box. The powertrain uni... | 02/26/2008 |
| 7270105 | Slant engine A slant engine for a utility engine which a cylinder is attached to the crankcase with slanted with respect to the a rotational direction of a crankshaft, comprises a reservoir oil tank formed outside of the crankcase at lower portion for reserving lubricant, a comm... | 09/18/2007 |
| 7201132 | Combustion engine of vertical shaft type To provide an internal combustion engine of a vertical shaft type, in which leakage of an oil from a crankcase and an oil pan is effectively prevented, which has high mounting rigidity relative to a working machine and, also, which is capable of being easily service... | 04/10/2007 |
| 7178488 | Device comprising at least one functional unit of a camshaft adjusting device In an arrangement comprising at least one operating unit of a camshaft adjusting device for an internal combustion engine, the operating unit and at least one ventilation unit of a ventilation device are combined in an assembly module. ... | 02/20/2007 |
| 7021268 | Crankshaft with airflow inducing surfaces A crankshaft is provided with a plurality of counterweights which are asymmetrically formed so that one surface has a shape which induces a flow of air and oil mist in a preselected and preferred direction. This shape also improves the aerodynamic characteristic of ... | 04/04/2006 |
| 6973906 | Internal combustion engine provided with decompressing mechanism and method of adjusting valve lift for decompression A decompressing mechanism (D) for an internal combustion engine (E) is incorporated into a camshaft (15) provided with a bore (54) extending in the direction of the arrow (A) along the axis (L1) of rotation of the camshaft (15). The decom... | 12/13/2005 |
| 6968822 | Engine Cap segment surfaces (9a) and (9b) of a larger-diameter end portion (7) of a connecting rod (5) are positioned at an upper and a lower portions of a crank pin (8) and are inclined from a right upper portion of the lar... | 11/29/2005 |
| 6941914 | Internal combustion engine A twin cylinder engine, includes a pair of cylinder members mounted to mounting surfaces of a crankcase, and cylinder heads mounted to the cylinder members. The cylinder members are modular components, which may be pre-assembled with components of the valve train as... | 09/13/2005 |
| 6904883 | Modular internal combustion engines A line of small internal combustion engines, including twin cylinder engines and single cylinder engines. The engines each include a crankcase, and one or more cylinder members attached to the crankcase, the cylinder members being separate components from the crankc... | 06/14/2005 |
| 6837206 | Crankcase cover with oil passages A cover for a crankcase of an internal combustion engine is disclosed. The cover has an inside surface in which walls are formed extending from the inside surface to form channels. A plate covers the channels to form passages that allow the flow of oil from various ... | 01/04/2005 |
| 6837207 | Inverted crankcase with attachments for an internal combustion engine A crankcase, and method of assembling a crankcase, of an internal combustion engine are disclosed. The crankcase includes a top including at least a first portion of a top surface of the crankcase, and a bottom including a bottom surface of the crankcase and a plura... | 01/04/2005 |
| 6766781 | Crankcase for an internal combustion engine, especially for a boxer engine The invention relates to a crankcase for an internal-combustion engine, particularly for a horizontally opposed engine, having two crankcase halves (10, 12) in which bearing sections (18) with bearing bores (24) for the crank pins of a crankshaf... | 07/27/2004 |
| 6591934 | Motorcycle In a motorcycle, a crankshaft and a balancer shaft are supported on a matching surface between a cylinder block and a crankcase, the balancer shaft is arranged above a crankshaft, auxiliary devices of a engine unit are placed in front of and behind the ba... | 07/15/2003 |
| 6508223 | Four cycle outboard internal combustion engine for driving a watercraft A four cycle outboard internal combustion engine for driving a watercraft with a cylinder housing having cylinders arranged in at least two rows, wherein a piston is reciprocating in each cylinder, the pistons driving an approximately horizontally accommo... | 01/21/2003 |
| 6443117 | Four stroke engine A four stroke engine having at least two cylinders spaced vertically relative to each other. Each cylinder includes a cylinder body having a cylinder bore extending generally horizontally. Plurality of air intake ducts are provided for connecting a common... | 09/03/2002 |
| 6325037 | Crankcase arrangement for engine A crankcase arrangement for an engine includes an improved construction that allows lubricant to more freely flow through the crankcase and to quickly return to a lubricant reservoir even though the engine has a compact construction. A cylinder body of an... | 12/04/2001 |
| 6318320 | Multi-cylinder engine for vehicle To provide a multi-cylinder engine for a vehicle, in which a pair of cylinder bore rows, each including a plurality of cylinder bores disposed in parallel to each other, are disposed in such a manner as to be perpendicular to a crank shaft disposed substa... | 11/20/2001 |
| 6295956 | Cylinder head for direct fuel injected engine A cylinder head in a direct fuel injected engine includes an improved construction and defines a combustion chamber with other components of the engine. The engine has a fuel injector arranged to spray fuel directly into its combustion chamber and positio... | 10/02/2001 |
| 6295963 | Four cycle engine for a marine propulsion system A marine engine is made with a head portion that includes an exhaust manifold that is formed as an integral part of the head portion during a lost foam casting procedure. The head portion comprises a plurality of combustion chambers in which each combusti... | 10/02/2001 |
| 6240887 | Multi-cylinder engine A multi-cylinder engine in which a transmission mechanism is provided between a cam shaft linked with intake valves and exhaust valves and a crank shaft rotatably supported by a crank case and a plurality of bearing caps, wherein the transmission mechanis... | 06/05/2001 |
| 6223713 | Overhead cam engine with cast-in valve seats A single cylinder, internal combustion engine with a dry sump lubrication system. The engine includes an engine housing in which the overhead camshaft and crankshaft are rotatably supported, and the housing includes an integrally formed cylinder and head.... | 05/01/2001 |
| 6182631 | Camshaft for engine An improved and simplified outboard motor construction wherein the cooling and exhaust systems for the engine are formed with a minimum number of components and sealing joints and incorporating a non-metallic cam shaft for reduced cost and weight without ... | 02/06/2001 |
| 6079384 | Outboard motor and engine thereof An outboard motor body case supported on a swivel shaft through a connecting member. The swivel shaft is vertically swingable about a tilting shaft. An engine is mounted at an upper portion of the outboard motor body case, with a crankshaft thereof being ... | 06/27/2000 |
| 6032628 | Camshaft drive for four cycle outboard motor An outboard motor embodying a twin overhead camshaft, four cycle internal combustion engine as a power plant. The engine has an improved flexible transmitter drive for the camshaft, which permits the drive pulley to overly the end main bearings for the ca... | 03/07/2000 |
| 6006712 | Resonator construction for internal combustion engine A resonator structure which locates a resonator in a dead space inside an engine compartment, protects the resonator from vibration, and prevents a change in frequency due to oil mist residue in blow-by gas entering the resonator. In an internal combustio... | 12/28/1999 |
| 5988135 | Overhead vertical camshaft engine with external camshaft drive A single cylinder, internal combustion engine with an engine housing in which the overhead camshaft and crankshaft are rotatably supported. The housing includes an integrally formed cylinder and head. A timing belt disposed externally of the engine housin... | 11/23/1999 |
| 5979392 | Overhead cam engine with integral head A single cylinder, internal combustion engine with a dry sump lubrication system. The engine includes an engine housing in which the overhead camshaft and crankshaft are rotatably supported, and the housing includes an integrally formed cylinder and head.... | 11/09/1999 |
| 5967110 | Fe-based sintered alloy manufacturing process, Fe-based sintered alloy manufactured through thereof and bearing cap There is disclosed a method for manufacturing an Fe-based sintered alloy which is superb in machinability. This process comprises the steps of coating a paste-like coating agent including a compound of boron to a surface of a compact of Fe-based or Fe, Cu... | 10/19/1999 |
| 5964197 | Outboard motor and engine thereof An outboard motor body case supported on a swivel shaft through a connecting member. The swivel shaft is vertically swingable about a tilting shaft. An engine is mounted at an upper portion of the outboard motor body case, with a crankshaft thereof being ... | 10/12/1999 |
| 5865655 | Accessory drive for outboard motor A drive arrangement for an engine positioned within a cowling of an outboard motor and powering a water propulsion device of the motor is disclosed. Preferably, the engine is of the "V"-type, having first and second banks and an intake and exhaust camshaf... | 02/02/1999 |
| 5752866 | Lubrication and crankcase ventilating system for four-cycle outboard motor An outboard motor having a high-performance V-type twin overhead cam four-cycle internal combustion engine. The oil reservoir for the engine is disposed in a driveshaft housing below the engine and an oil pump is driven off the lower end of the engine cra... | 05/19/1998 |
| 5718197 | Cylinder block structure of vertical type multi-cylinder engine A cylinder block of a vertically oriented multicylinder engine includes a cylinder block structure which is configured to support a crankshaft in a vertical orientation. The cylinder block includes a cylinder head mounting surface thereupon, and a plurali... | 02/17/1998 |
| 5706769 | OHC engine A single overhead cam (OHC) engine is provided in which intake and exhaust valves and intake and exhaust cam followers are disposed on opposite sides of a single valve operating cam which is disposed in a cylinder head. The intake and exhaust valves are p... | 01/13/1998 |
| 5704334 | Engine throttle sensor A throttle sensor senses the position of an associated throttle shaft in order to determine the position of a corresponding throttle valve. The position of the throttle sensor is positioned in the engine to reduce the girth of engine. In one embodiment, t... | 01/06/1998 |
| 5673655 | V-type engine In a V-type engine, a pair of cylinder blocks are arranged in V-shape to form a V-bank therebetween, and a suction device and an exhaust device are arranged in the V-bank. An exhaust passage constituting the exhaust device is formed to the most inner side... | 10/07/1997 |
| 5632241 | Oil lubricating system for a two-stroke internal combustion engine A lubricant supply system for a two-stroke internal combustion engine, which system includes first and second adjacently located and substantially sealed crankcase chambers which alternately experience high and low pressure conditions which are out of pha... | 05/27/1997 |
| 5606944 | Internal combustion engine An internal combustion engine comprises a vertical crankshaft rotatable in a crankcase, a piston reciprocable along a cylinder axis, and a push rod tube. The push rod tube communicates between the crankcase and a rocker box, and is positioned below the cy... | 03/04/1997 |
| 5596962 | Intake silencer in vertical type engine An intake silencer of a vertical-type engine includes two silencing chambers. A first intake silencing chamber is disposed adjacent to the body of the engine; a second intake silencing chamber is located upstream in a flow of intake air from the first int... | 01/28/1997 |
| 5524584 | Cylinder head for outboard motor An outboard motor having a four-cycle internal combustion engine as a power plant. The engine is provided with a cylinder head having intake passages that extend downwardly from inlet openings in a surface of the cylinder head to outlet openings that comm... | 06/11/1996 |
| 5513606 | Marine propulsion unit Several embodiments of internal combustion engines for use in outboard motors that permits a compact construction. This is achieved by having the intake ports of the cylinder head have a U-shaped configuration and positioning the induction system on the s... | 05/07/1996 |
