US1765237A - Triple-cam-drive gasoline engine - Google Patents
Triple-cam-drive gasoline engine Download PDFInfo
- Publication number
- US1765237A US1765237A US255099A US25509928A US1765237A US 1765237 A US1765237 A US 1765237A US 255099 A US255099 A US 255099A US 25509928 A US25509928 A US 25509928A US 1765237 A US1765237 A US 1765237A
- Authority
- US
- United States
- Prior art keywords
- cam
- triple
- pistons
- engine
- drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
- F01B9/02—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with crankshaft
- F01B9/026—Rigid connections between piston and rod; Oscillating pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
- F01B9/04—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft
- F01B9/06—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft the piston motion being transmitted by curved surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
- F02B75/246—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type with only one crankshaft of the "pancake" type, e.g. pairs of connecting rods attached to common crankshaft bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
- F01B9/04—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft
- F01B9/06—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft the piston motion being transmitted by curved surfaces
- F01B2009/061—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft the piston motion being transmitted by curved surfaces by cams
- F01B2009/066—Tri-lobe cams
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18056—Rotary to or from reciprocating or oscillating
- Y10T74/18296—Cam and slide
Definitions
- This invention has particular relation to steam gas and petrol engines and which embodies among other characteristics a cam drive mechanism adapted to increase the 5 power thereof.
- Another object of the invention comprehends a multiple cam member operating from the drive or crank shaft and adapted for direct driving connection with the engine pis- 10 tons whereby the employment of connecting rods and bearings therefor is obviated.
- a further object of the invention contemplates means adapted to establish connection between pairs of pistons whereby both will operate simultaneously to occupy their respective alternate positions.
- the pistons are provided with roller members adapted for engagement with the faces of the cam to relieve friction and to effect aligning of the pistons within their respective cylinder bores.
- Figure 1 is a sectional view taken through a two-cylinder engine illustrating the connection of the cam member therewith.
- Figure 2 is a side elevation of the drive shaft and cam member mounted thereon.
- Figure 3 is a sectional view taken on line 33 of Figure 1.
- Figure 1 is a longitudinal sectional View taken through a pair of the pistons and illustrating the connection of the connecting means and roller members mounted thereon.
- Figure 5 is an elevation of a modified form of the piston.
- Figure 6 is an elevation of the cam member illustrating the manner by means of which the same may be effectively employed to operate four cylinders.
- the reference character 10 indicates a housing or crank case, or which may be termed a cam case preferably cylindrical in contour, the purpose of which will be presently apparent.
- Cylinders 11, carried upon the housing, are so disposed to register the bores thereof with the interior of the housing in diametrically opposed relation.
- a drive shaft 12, mounted within the housing, is adapted to support a cam member 13 thereon and which may be keyed, splined or otherwise rigidly connected therewith.
- the cam member 13 is provided with triple faces best adapted for motors having two and four cylinders respectively. Obviously, the number of faces upon the cam member may be changed commensurate with the number of cylinders in the particular engine or motor.
- a straight in line motor may be provided by mounting more cams on a single shaft.
- Pistons 14 are carried within the cylinders 11. Plate. members 15, extended within the pistons 14 are adapted to lie flush against the adjacent sides of fins 16 within said pistons and which are held against displacement therein'through the instrumentality of pins 17. g
- the plate members 15 are provided in pairs and spaced apart to provide a race-way to permit rotation of'roller members 18 carried upon the pins 17.
- the plate members 15, are in addition, provided with elongated slotted portions 19 which extend the length of the plates between the adjacent ends of each pair of pistons.
- Bosses or hub portions 20, outstanding from the sides of the cam member 13 adjacent the spline or key connection of the drive shaft therewith, are adapted .to engage the sides of the elongated slotted portions 19 in the connecting plates 15.
- the cam member 15 has faces 21 rounded to prevent friction when engaging the roller members 18 and arcuate shaped or curved portions 22 between the faces wherein one of the roller members may be disposed when the adjacent piston exercises a power stroke whereas the opposed piston is shifted to 0ccupy the initial stroke position.
- the pistons depend, as indicated at 23, upon diametrically opposite sides thereof adjacent the connection of the pins 17 therewith to provide stronger mountings for'the latter and to permit ingress of the cam faces 21.0f the member 13 when engaging and releasing each moved or slotted portions 25'within diametrically opposed sides thereof and which are adapted to accommodate and permit passage of the cam faces 21 of the member 15 precedent and subsequent to engagement with the roller members 18.
- the latter piston construction is the cheaper, as any form of piston could be cut away to provide a slot of sufiicient dimensions to receive the cam faces.
- cam members may be constructed having more faces to operate a corresponding number of pistons commensurate with the stroke of the pistons and power to be derived or developed.
- the manifolds, valve mechanisms and ignition systems for the triple cam drive engines may be connected with the cylinders 11, after "the manner of the rotary engine; although the cylinders in this instance are stationary.
- the pistons being provided with compression rings.
- a cam drive engine comprising a housing provided with a multiplicity of cylinders adapted for communication therewith and peripherythereon-bosses carried-upon'oppo site sides of the cam adjacent the shaft being extended within the slotted portions of the plate members, and roller members carried within each of the pistons and journaled between the plates for engagement with the rounded ends and curved raceways of the cam through the guideways formed by the portions removed in the pistons.
Description
June 17, 1930. F, H, KIN 1,765,237
TRIPLE CAM DRIVE GASOLINE ENGINE Filed Feb. 17. 1928 2 Sheets-Sheet 1 a INVENTOR ATTORNEY WITNESS:
June 17, 1930. KING 1,765,237
TRIPLE CAM DRIVE GASOLINE ENGINE Filed Feb. 17,, 1928 2 Sheets-Sheet 2 INVENTOR Patented June 17, 1930 UNITED STATES FRED H. KING, CANTON, OHIO TRIPLE-CAM-DRIVE GASOLINE ENGINE Application filed February 17, 1928. Serial No. 255,099.
I This invention has particular relation to steam gas and petrol engines and which embodies among other characteristics a cam drive mechanism adapted to increase the 5 power thereof.
Another object of the invention comprehends a multiple cam member operating from the drive or crank shaft and adapted for direct driving connection with the engine pis- 10 tons whereby the employment of connecting rods and bearings therefor is obviated.
A further object of the invention contemplates means adapted to establish connection between pairs of pistons whereby both will operate simultaneously to occupy their respective alternate positions.
More specifically stated, the pistons are provided with roller members adapted for engagement with the faces of the cam to relieve friction and to effect aligning of the pistons within their respective cylinder bores.
With the above and other objects in view, the invention further consists of the following novel features and details of construction, to be hereinafter more fully described, illustrated in the accompanying drawings and pointed out in the appended claim.
In the drawings Figure 1 is a sectional view taken through a two-cylinder engine illustrating the connection of the cam member therewith.
Figure 2 is a side elevation of the drive shaft and cam member mounted thereon.
Figure 3 is a sectional view taken on line 33 of Figure 1.
Figure 1 is a longitudinal sectional View taken through a pair of the pistons and illustrating the connection of the connecting means and roller members mounted thereon.
Figure 5 is an elevation of a modified form of the piston.
Figure 6 is an elevation of the cam member illustrating the manner by means of which the same may be effectively employed to operate four cylinders.
Referring to the drawings in detail, wherein like characters of reference denote corresponding parts, the reference character 10 indicates a housing or crank case, or which may be termed a cam case preferably cylindrical in contour, the purpose of which will be presently apparent. Cylinders 11, carried upon the housing, are so disposed to register the bores thereof with the interior of the housing in diametrically opposed relation. A drive shaft 12, mounted within the housing, is adapted to support a cam member 13 thereon and which may be keyed, splined or otherwise rigidly connected therewith.
As best illustrated in Figures 1 and 6 of the drawings, the cam member 13 is provided with triple faces best adapted for motors having two and four cylinders respectively. Obviously, the number of faces upon the cam member may be changed commensurate with the number of cylinders in the particular engine or motor. A straight in line motor may be provided by mounting more cams on a single shaft.
Pistons 14 are carried within the cylinders 11. Plate. members 15, extended within the pistons 14 are adapted to lie flush against the adjacent sides of fins 16 within said pistons and which are held against displacement therein'through the instrumentality of pins 17. g
As best illustrated in Figure 4 of the draw-' ings, the plate members 15 are provided in pairs and spaced apart to provide a race-way to permit rotation of'roller members 18 carried upon the pins 17. The plate members 15, are in addition, provided with elongated slotted portions 19 which extend the length of the plates between the adjacent ends of each pair of pistons. Bosses or hub portions 20, outstanding from the sides of the cam member 13 adjacent the spline or key connection of the drive shaft therewith, are adapted .to engage the sides of the elongated slotted portions 19 in the connecting plates 15.
' As best illustrated in Figure 1 of the drawings, the cam member 15 has faces 21 rounded to prevent friction when engaging the roller members 18 and arcuate shaped or curved portions 22 between the faces wherein one of the roller members may be disposed when the adjacent piston exercises a power stroke whereas the opposed piston is shifted to 0ccupy the initial stroke position. As illustrated in Figure 1 of the drawings, the pistons depend, as indicated at 23, upon diametrically opposite sides thereof adjacent the connection of the pins 17 therewith to provide stronger mountings for'the latter and to permit ingress of the cam faces 21.0f the member 13 when engaging and releasing each moved or slotted portions 25'within diametrically opposed sides thereof and which are adapted to accommodate and permit passage of the cam faces 21 of the member 15 precedent and subsequent to engagement with the roller members 18. Obviously, the latter piston construction is the cheaper, as any form of piston could be cut away to provide a slot of sufiicient dimensions to receive the cam faces.
In the two cylinder triple cam drive engine illustrated in Figure 1 of my drawings, it will be readily noted that six power strokes will be delivered in one and one-third revolutions of the drive shaft 12. A two cylinder crank shaft engine would deliver only one power stroke in one revolution. My particular type of triple cam drive engine will obviate many of the parts generally employed in the old style crank case engine, principally the friction bearings, crank shaft, connecting rods and fly wheel and yet derive three times as much power per revolution in contradistinction to the crank shaft engine.
It is readily seen that other cam members may be constructed having more faces to operate a corresponding number of pistons commensurate with the stroke of the pistons and power to be derived or developed.
By reason of the fact that the present invention obviates the employment of many of the parts necessary in the make-up of the crank shaft engine, it is to be noted that less friction would occur and consequently the burden is lightened, whereby the usual sluggishness apparent in the operation of the (rank shaft engines will not exist.
The manifolds, valve mechanisms and ignition systems for the triple cam drive engines may be connected with the cylinders 11, after "the manner of the rotary engine; although the cylinders in this instance are stationary. The pistons being provided with compression rings.
The invention is susceptible of various changes in its form, proportions and minor details of construction, and the right is herein reserved to make such changes as properly fall within the scope of the appended claim.
Having described the invention, what is claimed is A cam drive engine comprising a housing provided with a multiplicity of cylinders adapted for communication therewith and peripherythereon-bosses carried-upon'oppo site sides of the cam adjacent the shaft being extended within the slotted portions of the plate members, and roller members carried within each of the pistons and journaled between the plates for engagement with the rounded ends and curved raceways of the cam through the guideways formed by the portions removed in the pistons.
In testimony whereof I aifix my signature.
'- FRED H. KING.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US255099A US1765237A (en) | 1928-02-17 | 1928-02-17 | Triple-cam-drive gasoline engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US255099A US1765237A (en) | 1928-02-17 | 1928-02-17 | Triple-cam-drive gasoline engine |
Publications (1)
Publication Number | Publication Date |
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US1765237A true US1765237A (en) | 1930-06-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US255099A Expired - Lifetime US1765237A (en) | 1928-02-17 | 1928-02-17 | Triple-cam-drive gasoline engine |
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Cited By (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2450912A (en) * | 1944-05-05 | 1948-10-12 | Putnam James Boyd | Internal-combustion motor with pistons symmetrically arranged about cams on the drive shaft |
US3584610A (en) * | 1969-11-25 | 1971-06-15 | Kilburn I Porter | Internal combustion engine |
US3894522A (en) * | 1973-11-26 | 1975-07-15 | Mark H Bennett | Piston apparatus |
US4038949A (en) * | 1975-04-16 | 1977-08-02 | Farris Victor W | Rotary-radial internal combustion engine |
FR2704020A1 (en) * | 1993-04-16 | 1994-10-21 | Bourhis Pierre | Rotary four-stroke three-piston combustion engine |
US5634441A (en) * | 1996-01-16 | 1997-06-03 | W. Parker Ragain | Power transfer mechanism |
US5836234A (en) * | 1994-01-01 | 1998-11-17 | Chen; Feichang | Single CAM reciprocating linked piston type engine |
ES2136008A1 (en) * | 1996-12-23 | 1999-11-01 | Huete Lopez Antonio | Mechanical system applicable to two-stroke internal combustion engines |
US20050217617A1 (en) * | 2004-04-01 | 2005-10-06 | Chaney Ray O | Piston-cam engine |
US20070068468A1 (en) * | 2005-09-27 | 2007-03-29 | Irick David K | Rotary to reciprocal power transfer device |
US20080141855A1 (en) * | 2005-09-14 | 2008-06-19 | Fisher Patrick T | Efficiencies for cam-drive piston engines or machines |
US20100183993A1 (en) * | 2008-01-07 | 2010-07-22 | Mcalister Roy E | Integrated fuel injectors and igniters and associated methods of use and manufacture |
US20110125391A1 (en) * | 1989-06-12 | 2011-05-26 | Mcalister Technologies, Llc | Pressure energy conversion systems |
US20110146619A1 (en) * | 2008-01-07 | 2011-06-23 | Mcalister Technologies, Llc | Adaptive control system for fuel injectors and igniters |
US20110184876A1 (en) * | 2010-12-30 | 2011-07-28 | Ziprealty, Inc. | Virtual bidding platform for lead allocation in real estate applications |
US8297265B2 (en) | 2010-02-13 | 2012-10-30 | Mcalister Technologies, Llc | Methods and systems for adaptively cooling combustion chambers in engines |
US8365700B2 (en) | 2008-01-07 | 2013-02-05 | Mcalister Technologies, Llc | Shaping a fuel charge in a combustion chamber with multiple drivers and/or ionization control |
US8387599B2 (en) | 2008-01-07 | 2013-03-05 | Mcalister Technologies, Llc | Methods and systems for reducing the formation of oxides of nitrogen during combustion in engines |
US8413634B2 (en) | 2008-01-07 | 2013-04-09 | Mcalister Technologies, Llc | Integrated fuel injector igniters with conductive cable assemblies |
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US8561591B2 (en) | 2010-12-06 | 2013-10-22 | Mcalister Technologies, Llc | Integrated fuel injector igniters having force generating assemblies for injecting and igniting fuel and associated methods of use and manufacture |
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-
1928
- 1928-02-17 US US255099A patent/US1765237A/en not_active Expired - Lifetime
Cited By (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2450912A (en) * | 1944-05-05 | 1948-10-12 | Putnam James Boyd | Internal-combustion motor with pistons symmetrically arranged about cams on the drive shaft |
US3584610A (en) * | 1969-11-25 | 1971-06-15 | Kilburn I Porter | Internal combustion engine |
US3894522A (en) * | 1973-11-26 | 1975-07-15 | Mark H Bennett | Piston apparatus |
US4038949A (en) * | 1975-04-16 | 1977-08-02 | Farris Victor W | Rotary-radial internal combustion engine |
US8311723B2 (en) | 1989-06-12 | 2012-11-13 | Mcalister Technologies, Llc | Pressure energy conversion systems |
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FR2704020A1 (en) * | 1993-04-16 | 1994-10-21 | Bourhis Pierre | Rotary four-stroke three-piston combustion engine |
US5836234A (en) * | 1994-01-01 | 1998-11-17 | Chen; Feichang | Single CAM reciprocating linked piston type engine |
US5634441A (en) * | 1996-01-16 | 1997-06-03 | W. Parker Ragain | Power transfer mechanism |
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