Davis Gasoline Engine Works Co. - Assigned Patents

Manufacturers Index - Davis Gasoline Engine Works Co.

Davis Gasoline Engine Works Co.
Waterloo, IA, U.S.A.
Manufacturer Class: Steam and Gas Engines

Patents

This page contains information on patents issued to this manufacturer.

Submitting Patent Information

If you find a patent number or patent date by this manufacturer that is not on this list, please contact the Site Historian.

Key to Links for Patent Information

USPTO = U.S. Patent Office . Images of the actual patent can be viewed on the U.S. Patent Office web site but a special TIFF viewer must be installed with your browser in order properly work. More information on how to configure your computer to view these patents can be found at TIFF image Viewers for Patent Images.
DATAMP = Directory of American Tool And Machinery Patents . A sister site to VintageMachinery.org with information on patents related to machinery and tools. A much easier user interface than the USPTO's for finding information on machinery patents.

Patent Number	Date	Title	Name	City	Description
563,140	Jun. 30, 1896	Cylinder for Explosive Engines	William F. Davis	Waterloo, Black Hawk County, IA	Abstract: This invention relates to improvements in cylinders for gasolene or other explosive engines, the object of the same being to provide such a cylinder with a water-jacket that can be readily removed and in the improved construction of the head, which is made up of two parts of such construction as to provide water-spaces surrounding the openings for the valve-stems and pockets for the valves.
577,158	Feb. 16, 1897	Electric Igniter for Explosive Engines	William F. Davis	Waterloo, Black Hawk County, IA	Abstract: This invention relates to improvements in electric igniters for explosive-engines, and has for its object to provide a simple, cheap, and effective device that can be readily applied to an engine, the particular construction of the parts insuring the production of a spark at each reciprocation of the piston, and also provides for manually operating the working electrode in the same manner as is accomplished by the piston. With the above ends in view the invention consists in the particular construction and combination of the parts to present a stationary electrode insulated from the supporting frame, and a working electrode comprising a rock-bar having a bent end with beveled terminal which engages the stationary electrode, the working electrode being held normally in contact with the stationary electrode by 'a spring and operated against the action of said spring to break the circuit and cause a spark either by the hand-lever connected thereto or by a projection on the piston which contacts with the bent end thereof, as hereinafter fully set forth and particularly claimed. Claims: l. An electric igniter for explosive engines consisting of a stationary electrode C and a working electrode C supported parallel with each other in a suitable frame and insulated substantially as shown, the working electrode comprising a rock-bar the inner end of which is bent at an angle to contact with one side of the stationary electrode, and a handle G secured to the outer end of said working electrode; together with a spring for holding the electrodes normally in contact with each other, and an arm projecting from the piston of the engine to engage the bent end of the working electrode and move the same against the action of the spring at each reciprocation of said piston, for the purpose set forth. 2. In combination with an explosive-engine, of the stationary electrode having an end projecting within the cylinder, a working electrode C comprising a rock-bar one end of which projects within the cylinder and is bent at an angle to contact with one side of the inner end of the stationary electrode, a handle mounted on the outer end of the working electrode or rock-bar, and a spring connected to said handle and to a stationary part of the engine for holding the electrodes normally in contact with each other, substantially as shown; together with an arm secured to the piston of the engine and adapted to strike the bent end of the working electrode or rock-bar O and move the same away from the stationary electrode at each reciprocation of said piston, for the purpose set forth. 3. In combination with an explosive-engine, of the stationary electrode C projecting within the cylinder, a working electrode comprising a rock-bar C' the inner end of which is bent at an angle and the terminal beveled presenting an inclined surface which contacts with one side of the stationary electrode, a handle G mounted on the outer end of the working electrode, and a spring H connected to the handle and to a stationary part of the engine for holding the electrodes normally in contact with each other; together with an arm projecting from the piston of the engine and adapted to strike the bent end of the working electrode or rock-bar and operate the same against the action of the spring at each reciprocation of said piston, for the purpose set forth. 4. The combination with an explosive-engine having a cylinder-head with an opening therein, a frame or casting B secured over said opening and presenting projections or housings b and b2, an insulated stationary electrode C mounted Within the housing b' to project Within the cylinder of the engine, a Working electrode C comprising a rock-bar bearing` in the other housing and presenting an end which projects within the cylinder and is bent at an angle and provided with a-beveled terminal which contacts with one side of the inner end of the stationary electrode, a handle G mounted on the outer end of the Working electrode or rock-bar, and a spring H connected to said handle and to a stationary part of the engine to hold the electrodes normally in contact with each other; together With an arm projecting from the piston of the engine to operate the working electrode against the action of the spring at each reciprocation of said piston, substantially as shown and for the purpose set forth.
583,982	Jun. 08, 1897	Gasolene and Gas Engine	William F. Davis	Waterloo, Black Hawk County, IA	Abstract: My present invention has for its object, primarily, to provide improved governor mechanism for gasolene and gas engines whereby the supply of oil or gas admitted to the cylinder of the engine can be more effectively controlled, and a further object of the invention is to provide improved means for effecting a better distribution of the gasolene, so that a more prompt and easy starting of the engine can be readily secured. Claims: l. In apparatus of the character described, the combination with a fuel-supply pipe, of a regulating-valve for controlling the flow of fuel through said pipe, a governor-valve located in proximity to the discharge end of said pipe and adjacent the seat of said regulating valve, and a suitable governor mechanism for shifting said governor-valve. 2. `In apparatus of the character described, the combination with a fuel-supply pipe. of a regulating-valve for controlling the flow of fuel through said pipe, said regulating-valve being located about the discharge end o1' said pipe, a governor-valve located opposite the discharge end of said fuel-supply pipe and in proximity thereto, and governor mechanism for` operating said governor-valve. 3. In apparatus of the character described, the combination with an air-supply pipe and with a fuel-supply pipe or channel leading into said air-supply pipe, of a regulating valve for said fuel-supply pipe and a spring retracted governor-valve extending into said air-supply pipe at a point opposite the discharge-opening of said fuel-supply pipe into said oil-supply pipe, and governor mechanism for operating said governor-valve to close the discharge-opening in said fuel-supply pipe. 4. In apparatus of the character described, the combination with an air-supply pipe of a fuel-supply pipe leading into said air-supply pipe and detachably connected therewith, a regulating-valve within said fuel-supply pipe and a governing valve for controlling the escape of fuel into said fuel-supply pipe, said governing-valve being located opposite the discharge side of said regulating-valve and adjacent the seat of said regulating-valve. 5. In apparatus of the character described, the combination with an air-supply pipe, of a bowl or oil-receptacle located at the base of said pipe and a deflecting-rim whereby the incoming air is directed toward the bottom of said bowl or receptacle. 6. In apparatus of the character described, the combination with an air-supply pipe, of a bowl or receptacle located at the base of said air-supply pipe and having a raised central portion, and a depending rim or flange extending to a point adjacent the bottom of said bowl or receptacle and below the raised part of its bottom. 7. In apparatus of the character described, the combination with an air-supply pipe having an opening in its bottom for the admission of air and a fuel-supply pipe leading into said air-supply pipe at a distance above its bottom, of one or more cores or spreaders within said air-supply pipe, said cores or spreaders serving to expose the fuel-supply to the upwardly-passing current of air within the air-supply pipe.
648,122	Apr. 24, 1900	Electric Igniter for Explosive Engines	William P. Davis	Waterloo, Black Hawk County, IA	Claims: 1. An electric igniter for explosive-engines comprising suitable electrodes, one of which is movable and is provided at its inner end with an arm carrying a contact-point, an arm connected to the outer end of said movable electrode, a trip-plate connected to said outer arm, a block connected to said trip-plate adjacent its outer end and a trip-rod arranged to engage the outer end of the trip-plate and to be released therefrom by said block. 2. An electric igniter for explosive-engines, comprising suitable electrodes, one of which is movable and is provided at its inner end with an arm carrying a contact-point, an arm connected to the outer end of said movable electrode, a trip-plate hinged to said outer arm, a spring for forcing said trip-plate normally toward said outer arm, a block attached to said trip-plate adjacent its outer end, a spring connected with said block to aid in restoring the movable electrode to normal position and a trip-rod arranged to engage the outer end of the trip-plate and to be disengaged therefrom by said block. An electric igniter for explosive-engines comprising suitable electrodes, one of which is movable and is provided at its inner end with an arm carrying a contact point, an arm connected to the outer end of said movable electrode, a trip-plate extending from said outer arm and having a block attached to one side thereof, a trip-rod arranged adjacent said block and in position to engage the end of the trip-plate, said block serving to release the trip-rod from the trip-plate. 4. An electric igniter for explosive-engines comprising suitable electrodes, one of which is movable and is provided at its inner end with an arm carrying a contact-point, an arm connected to the outer end of said movable electrode, a trip-plate extending from said outer arm, a block fixed to said trip-plate adjacent its end, a trip-rod engaging said block and arranged in position to engage the outer end of the trip-plate and a spring for drawing said trip-rod normally toward said block.
652,470	Jun. 26, 1900	Explosive Engine	Thomas Cascaden Jr.	Waterloo, Black Hawk County, IA	Abstract: The object of the invention is to provide a simple, cheap, durable, and effective means for supplying the gasolene to the engine and for automatically regulating the supply. This object of the invention is accomplished (and herein the invention resides broadly) in providing a supply-chamber into which the liquid fuel is delivered by a pump, said supply chamber being furnished with suitable means whereby the height of liquid within said chamber shall serve to control the delivery of liquid thereto by said pump. Claims: 1. In an explosive-engine, the combination with a pipe for supplying liquid fuel to the engine and with a pump for delivering liquid fuel from a supply-tank, of a supply-chamber into which liquid fuel is delivered, a float piston within said supply-chamber, means whereby the pump may be held out of action and suitable connections between said float piston and the means by which the pump is held out of action, whereby when the liquid within said fuel supply chamber has reached a predetermined height, the shift of the float piston will cause the arrest of the pump. 2. In an explosive-engine the combination with the air-delivery pipe or conduit, a fuel supply pipe leading thereto, and a pump for delivering the liquid fuel from a supply-tank, of a fuel-supply chamber arranged in said supply-pipe between the pump and the air pipe, a dogging device for holding said pump out of action, a piston within said chamber and suitable connections between said piston and said dogging device whereby when the liquid has reached a predetermined height in said chamber the shift of the piston will cause arrest of the pump. 3. In an explosive-engine the combination with a liquid-fuel pump, of means for operating and controlling said pump comprising a moving part for shifting the pump-piston in one direction, a spring for moving said piston in the opposite direction, dogging or checking mechanism for preventing the shift of the piston by said spring, a supply-chamber into which liquid is delivered by said pump, and means controlled by the height of liquid within said chamber for bringing said dogging mechanism into action to arrest the pump. 4. In an explosive engine, the combination with a liquid-fuel pump, of means for operating and controlling said pump comprising a moving part for shifting the pump-piston in one direction, a spring for moving said piston in the opposite direction, dogging or checking mechanism for preventing the shift of the piston by said spring, a supply-chamber into which liquid is delivered by said pump, a piston within said chamber and connections between said piston and said dogging mechanism whereby the rise of the liquid within said chamber shall cause said pump to be thrown out of action. 5. In an explosive-engine, the combination with a liquid-fuel pump, of means for operating and controlling said pump comprising a moving part for shifting the pump-piston in one direction, a spring for moving said piston in the opposite direction, dogging or checking mechanism for preventing the shift of the piston by said spring, a supply-chamber into which liquid is delivered by said pump, a piston within said chamber, a rock-shaft connected with said supply-chamber piston, and a dogging device connected to said rock-shaft and adapted to arrest the movement of the pump-piston.
		Explosive Engine	Theodore C. Menges	Waterloo, Black Hawk County, IA