Automatic engine starter system including means for releasing the fast idle cam

Claim 2

An automatic engine starter for effecting automatic cranking and starting of an internal combustion engine having a starter and a carburetor, comprising an electrical circuit including a source of energy, electrical relay means in said circuit for opening and closing certain portions of said circuit in a predetermined sequence to effect cranking and starting of said engine, and timing means in said circuit connected with said relay means for controlling energization of said relay means in said predetErmined sequence, said circuit including an accelerator control solenoid having means for operating an accelerator on said engine to prime the carburetor prior to cranking of the engine, said relay means including a first accelerator control relay connected between said source of energy and said accelerator control solenoid, said timing means being operatively associated with said first accelerator control relay and having means for causing at least one pulse of current to be sent through said first accelerator control relay to said accelerator control solenoid for effecting pumping of said accelerator and priming of said carburetor and setting of a fast idle cam on said carburetor, a second accelerator control relay operatively connected in said circuit between said source of energy and said accelerator control solenoid, and said timing means including means for causing a single pulse of current to be sent through said second accelerator control relay to said accelerator control solenoid a predetermined time after said at least one pulse of current is sent to said accelerator control solenoid to effect pumping of said carburetor accelerator and release of said fast idle cam.

Claim 3

An automatic engine starter as in claim 1, wherein said relay means includes a plurality of separately controlled relays.

Claim 4

An automatic engine starter as in claim 2, wherein said timing means includes a plurality of independent timers operatively interconnected with certain ones of said relays to effect operation of said relays in said predetermined sequence.

Claim 5

An automatic engine starter as in claim 3, wherein a clock mechanism is operatively connected with said timers to operate said timers at a predetermined time.

Claim 6

An automatic engine starter as in claim 4, wherein said plurality of relays includes a master relay in said circuit between said source of energy and the remaining relays for controlling the flow of current from said source through said relays to effect cranking and starting of said engine.

Claim 7

An automatic engine starter as in claim 5, wherein one of said timers includes means for establishing a circuit with said master relay to energize said master relay for a predetermined period of time.

Claim 8

An automatic engine starter as in claim 6, wherein the other of said timers includes means for establishing circuits with preselected ones of said other relays in a predetermined sequence and for predetermined periods of time to sequentially effect priming of said carburetor and cranking of said engine.

Claim 9

An automatic engine starter as in claim 7, wherein said one timer has an effective duration of a first predetermined time and said other timer has an effective duration of a second predetermined time less than said first predetermined time.

Claim 10

An automatic engine starter as in claim 8, wherein said first predetermined time is 15 minutes and said second predetermined time is 3 minutes.

Claim 11

An automatic engine starter as in claim 9, wherein said accelerator control relay is connected between said master relay and said accelerator control solenoid, said timing means including means for causing three pulses of current to be sent to said accelerator control solenoid to effect priming of said carburetor and setting of said fast idle cam.

Claim 12

An automatic engine starter as in claim 10, wherein a switching relay is operatively connected in said circuit and includes means operative in response to current flowing therethrough from a generator on said engine when said engine is running to effect disengagement of said starter.

Claim 13

An automatic engine starter as in claim 11, wherein said other timer includes means for effecting repetition of a cranking cycle every 30 seconds for 3 minutes in the event said engine does not start on the first cranking cycle.

Claim 14

An automatic engine starter for automatically starting an internal combustion engine at a predetermined time, said engine having a starter and a carburetor with an accelerator and faSt idle cam, comprising an electrical circuit having a source of energy, timer means operatively connected in said circuit, said timer means including a 24 hour clock, a first timer operated by said clock and having a 15 minute duration, a second timer operated by said clock and having a 3 minute duration, a master relay connected between said source of energy and said first timer and including means for establishing and interrupting flow of current to the rest of said circuit, said first timer operatively associated with said master relay and effective to energize said master relay for a 15 minute period of time when a predetermined time is reached as set on said clock, an accelerator control solenoid operatively associated with said carburetor accelerator, first and second accelerator control relays operatively connected with said accelerator control solenoid and with said second timer, said second timer having means for causing three pulses of current to flow through said first relay to said solenoid immediately after energization of said master relay by said first timer so that said carburetor is primed and said fast idle cam is set, a switching relay operatively connected in said circuit and including a double pole, double throw switch controlling flow of current to said first and second relays, said switching relay having means operative in response to flow of current from a generator on said engine when said engine is running to operate said double pole, double throw switch to interrupt flow of current to said first relay and to cause disengagement of said starter, said second timer including means operative a predetermined time after said engine is started to cause a single pulse of current to flow through said second relay to said accelerator control solenoid to pump said accelerator and release said fast idle cam, said second timer also including means for repeating a cranking cycle if the engine does not start on the first cranking cycle.

Claim 15

An automatic engine starter for automatically starting an internal combustion engine at a predetermined time, said engine having a starter and a carburetor with an accelerator and faSt idle cam, comprising an electrical circuit having a source of energy, timer means operatively connected in said circuit, said timer means including a 24 hour clock, a first timer operated by said clock and having a 15 minute duration, a second timer operated by said clock and having a 3 minute duration, a master relay connected between said source of energy and said first timer and including means for establishing and interrupting flow of current to the rest of said circuit, said first timer operatively associated with said master relay and effective to energize said master relay for a 15 minute period of time when a predetermined time is reached as set on said clock, an accelerator control solenoid operatively associated with said carburetor accelerator, first and second accelerator control relays operatively connected with said accelerator control solenoid and with said second timer, said second timer having means for causing three pulses of current to flow through said first relay to said solenoid immediately after energization of said master relay by said first timer so that said carburetor is primed and said fast idle cam is set, a switching relay operatively connected in said circuit and including a double pole, double throw switch controlling flow of current to said first and second relays, said switching relay having means operative in response to flow of current from a generator on said engine when said engine is running to operate said double pole, double throw switch to interrupt flow of current to said first relay and to cause disengagement of said starter, said second timer including means operative a predetermined time after said engine is started to cause a single pulse of current to flow through said second relay to said accelerator control solenoid to pump said accelerator and release said fast idle cam, said second timer also including means for repeating a cranking cycle if the engine does not start on the first cranking cycle.

Claim 16

An automatic engine starter as in claim 13, wherein said second timer effects said cranking cycle once every 30 seconds for 3 minutes if the engine does not start.