Bizarre Patents
A gun that fires a missile, powered by gas "discharged by the operator of the toy."
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 |
| 6178948 | Throttle lever assembly A throttle lever assembly for controlling the air intake of a throttle body of an internal combustion engine includes a return cam secured to an end of a throttle shaft. The return cam, formed of a planar metal plate, has a channel disposed about a portio... | 01/30/2001 |
| 5678519 | Engine control system Several embodiments of engine control systems that require a throttle position signal. The throttle position signal is derived from a computation made utilizing information derived from the linkage system that interconnects the throttle and spark timing c... | 10/21/1997 |
| 5606952 | Engine control system A number of embodiments of engine control systems wherein the engine speed is controlled during a range of movement from idle to a pick-up position by varying primarily the spark timing and thereafter the throttle valve is opened. The throttle valve is ma... | 03/04/1997 |
| 5582149 | Ignition timing control for engine A spark timing control arrangement for an internal combustion engine that employs a manually operated spark timing control in response to operator demand and an electronically controlled spark timing in response to engine speed, thus permitting adjustment... | 12/10/1996 |
| 5579736 | Combustion control system for internal combustion engine In engine idle, a throttle valve is set to an intermediate position between the closed position and the open position, which provides a substantial opening for air flow. When an accelerator is initiated, the sufficient air flow amount and speed are alread... | 12/03/1996 |
| 5515825 | Control mechanism for engine throttle and choke valves An engine control mechanism cooperates with both a manual choke operator and a manual throttle operator. The manual throttle operator actuates a throttle control mechanism and a timing advance mechanism. A lost motion connection interconnects the manual t... | 05/14/1996 |
| 5448974 | Engine output control An engine output control system incorporating two separate members that control engine output such as a throttle valve and fuel injection control, EGR control, secondary air control and/or spark advance control. A mechanism is provided for operating these... | 09/12/1995 |
| 5076233 | Dwell linkage An engine including an engine block, and spark timing structure for advancing and retarding spark timing between a minimum spark advance and a maximum spark advance, the spark timing structure including a spark timing link comprising a stop and being mova... | 12/31/1991 |
| 5065723 | Marine propulsion device with spark timing and fuel supply control mechanism Disclosed herein is a marine propulsion device comprising a propulsion unit including a rotatably supported propeller, and an engine drivingly connected to said propeller and comprising an engine block, a spark timing control mechanism rotatably supported... | 11/19/1991 |
| 5062403 | Internal combustion engine An internal combustion engine comprising an engine block, a spark control member movably mounted on the engine block, means for controlling the spark timing of the engine in response to movement of the spark control member, a first actuating member movabl... | 11/05/1991 |
| 4986239 | Ignition timing controller for internal combustion engine A number of embodiments of spark control mechanisms for spark ignited internal combustion engines in which sudden changes in engine speed such as deceleration are sensed and the spark is advanced from normal under those conditions to prevent uneven runnin... | 01/22/1991 |
| 4829961 | Linkage for activating throttle and spark advance This invention provides a control for regulating the throttle and spark timing of a spark ignition internal combustion engine having an operator controlled device, a fuel/air mixing device, and a spa LN... | 05/16/1989 |
| 4800856 | Abrasion resistant roller apparatus for internal combustion engines An engine apparatus comprising an internal combustion engine including a timer plate including thereon a throttle controlling cam, a carburetor mounted on the engine and including a throttle valve, and an actuating lever operably connected to the throttle... | 01/31/1989 |
| 4788955 | Apparatus for spark advance throttle control Disclosed herein is a throttle control assembly for positioning the throttle valve of an internal combustion engine of the type including a cam movable in accordance with desired engine speed changes, the throttle control assembly comprising a mechanism c... | 12/06/1988 |
| 4747381 | Marine propulsion device with spark timing and fuel supply control mechanism A marine propulsion device comprising a propulsion unit including a rotatably mounted propeller, and an engine drivingly connected to the propeller and comprising an engine block, a spark timing mechanism, a fuel supply mechanism, a control lever supporte... | 05/31/1988 |
| 4703731 | Spark timing control for marine propulsion devices A marine propulsion device comprising a mounting assembly adapted to be mounted on the transom of a boat, and a propulsion unit mounted on the mounting assembly for pivotal movement relative thereto about a generally vertical steering axis, the propulsion... | 11/03/1987 |
| 4622938 | Timing and throttle linkage A throttle and timing control for a spark ignition internal combustion engine having a fuel/air mixing device and a spark timing device. A first lever is mounted on a pivot on the engine and includes a shaped cam slot a portion of which has a substantiall... | 11/18/1986 |
| 4606314 | Ignition angle advancer for internal combustion engine A spark and throttle control arrangement for an internal combustion engine for altering the spark advance angle in response to the position of the throttle valve. The mechanism includes a throttle control lever and a spark control lever that are pivotally... | 08/19/1986 |
| 4602602 | Control device interconnecting throttle valve, exhaust valve, and spark timing linkages A control device for a spark ignition internal combustion engine, the engine including a throttle valve, an exhaust valve, and a spark timing device, the control device comprising a first linkage adapted to be operatively connected to the throttle valve, ... | 07/29/1986 |
| 4566415 | Speed controller for marine propulsion device Several embodiments of engine speed control mechanisms that permit the running speed of an engine to be maintained at a predetermined value. The mechanical components of the system include a linkage system that connects an operator position throttle contr... | 01/28/1986 |
| 4528954 | Throttle and spark linkage for an outboard motor Improved throttle and spark advance linkage is suitable for use in a marine drive, such as an outboard motor, having a throttle valve, a throttle operator with a cam follower for opening and closing the throttle valve, means for altering the ignition timi... | 07/16/1985 |
| 4528953 | Throttle and timing linkage A throttle and timing control for a spark ignition internal combustion engine having a fuel/air mixing device and a spark timing device. The control includes a pivot on the engine, a first lever mounted on said pivot and including a shaped cam slot a port... | 07/16/1985 |
| 4492198 | Advancing mechanism for internal combustion engines Two embodiments of ignition timing mechanism wherein a timing curve is generated in response to the position of the throttle valve. In each embodiment the timing is advanced on progressive opening of the throttle valve until a predetermined maximum advanc... | 01/08/1985 |
| 4119068 | Carburetor for internal combustion engines A carburetor for internal combustion engines having a housing including a generally discoidal wall and a hub extending axially from the central portion thereof, an air valve having a relatively flat radially extending surface directed toward and concentri... | 10/10/1978 |
| 4105001 | Control mechanism for operation of an internal combustion engine A control mechanism for operation of an internal combustion engine has a throttle, a plurality of cylinders and a three dimensional cam formed with first and second curved surfaces; the first surface is dependent in cam position from a changeable operatin... | 08/08/1978 |
| 4094287 | Exhaust gas recirculation system An exhaust gas recirculation system (EGR system) with an EGR valve means for controlling the amount of the exhaust gas to be recirculated into an intake system in an internal combustion engine, said EGR valve means comprising an intake system vacuum opera... | 06/13/1978 |
| 4071002 | Throttle and ignition advance linkage for an internal combustion engine The carburetor throttle valve of an internal combustion engine is set in timed relation to a timing control coil by a T-shaped throttle control lever coupled to an external throttle operator and a timing control lever resiliently coupled to the throttle c... | 01/31/1978 |
| 4054110 | Engine spark timing device A device for retarding the timing of the spark during the initial phase of acceleration of an internal combustion engine. A bar is connected to the throttle operating linkage and to a valve. Motion of the bar operates the valve to connect carburetor sucti... | 10/18/1977 |
