Claims
- 1. A combination brake/park lockout and steering lockout shifter mechanism and system for a vehicle having a shifter lever and a brake comprising:
- said shifter lever being shiftable from a park gear position to at least one drive gear position;
- a transaxle position switch means operatively connected to said shifter lever;
- a brake switch means operably connected to the brake for the vehicle;
- a shifter lockout means for locking said shifter lever in locked park position;
- an ignition mechanism including a key switch and a lockout switch means for locking and unlocking the steering mechanism for the vehicle, said key switch being movable in a first direction from a "steering locked" to at least one "run" position and in a second direction from "run" position to "steering locked" position;
- an electrically operated brake control module for controlling said shifter lockout means, said brake control module in one state preventing the shifting of said shifter lever from park gear to said drive gear position and in another state permitting said shifting of said shifter lever from park gear position to drive gear position;
- an electrically operated ignition control module, said ignition control module in one condition having means for permitting the key switch to move in said first direction from a "steering locked" position to a "run" position and in another condition preventing the key switch from moving in said second direction from a "run" position to a "steering locked" position;
- a control circuit;
- said transaxle position switch and said brake switch being electrically connected to said control circuit;
- said brake control module and ignition control module being electrically connected to said control circuit;
- said control circuit including switch means for controlling the state of said brake control module and the condition of said ignition control module whereby while said shifter lever is in said locked park position, said ignition control module is in said one condition permitting the key switch to be switched in said first direction to "run" position, and after said key switch is switched to "run" position and said shifter lever is shifted to one of said gear positions as permitted by said shifter lockout means being actuated to unlocked condition, said ignition control module is in said other condition for preventing said key switch from being moved in said second direction from "run" position to "steering locked" position.
- 2. The combination brake-park lockout and steering lockout mechanism and system of claim 1 in which the control circuit comprises two separate switches, one for each of the brake control module and ignition control module.
- 3. The combination brake/park lockout and steering lockout mechanism and system of claim 2 in which the opening and closing of the switch for the ignition control module is controlled by the operation of said brake control module.
- 4. The combination brake/park lockout and steering lockout mechanism and system of claim 2 in which each of the switches include contacts and means operated by solenoids for opening or closing said contacts for controlling the circuit of said ignition control module.
- 5. The combination brake/park lockout and steering lockout mechanism and system of claim 4 in which the contacts of the switch for the ignition control module are incorporated within said brake control module which includes a solenoid coil; and
- said means for electrically connecting said contacts within said brake control module is operated by said solenoid coil of said brake control module.
- 6. A combination brake/park lockout and steering lockout shifter mechanism including a shifter lever movable from a park position to at least one other gear position; a detent plate and detent pawl associated with said shifter lever for releasably holding said shifter lever in said park position; actuator means for actuating said pawl along a given path to release said lever for movement to said other gear position; said shifter mechanism including a combination of a brake/park lockout mechanism and a steering lockout mechanism comprising:
- said brake/park lockout mechanism including a lockout arm mounted in the path of the movement of said pawl when said lever is to be moved from park to drive positions; an electrically operated brake control module including an element having a lock position and an unlock position for controlling the lock and unlock condition, respectively, of said lockout arm while said shifter lever is in park position whereby while said shifter lever is in park position and said brake control module is de-energized said lockout arm is in said lock condition and said shifter lever is in locked position and while said shifter lever is in park position and said brake control module is energized said lockout arm is in said unlocked condition and shifter lever is in unlocked condition;
- a key switch for controlling said steering lockout mechanism, said key switch including a key switch member being movable from an "off" position to either one of "steering locked" or "run" positions, and an electrically operated ignition control module having a blocking member which during the energized condition of said ignition control module is in an unlocked position and is actuated by de-energization of said ignition control module to a blocking position for blocking and preventing the actuating of said key switch member to said "steering locked" position;
- a circuit means for said brake control module and said ignition control module, said circuit means including a brake switch and a transaxle position switch means controlled by the position of said shifter lever;
- at least one of said brake switch and transaxle switch being connected to a voltage source for supplying voltage to said circuit;
- said circuit means including switch means for controlling the energized and de-energized conditions of said brake control module and ignition control module whereby while said shifter lever is in said locked park position, said blocking member is in non-blocking position permitting the key switch to be moved to "run" position but when said lockout arm of said brake/park lockout mechanism is in unlocked condition and said shifter lever is in one of said other gear positions said blocking member is in blocking position for preventing said key member from being moved to "steering locked" position.
- 7. The vehicle transmission shift mechanism of claim 6 in which said key switch member is operatively connected to a part which moves along a given path when said key switch member is moved, and said ignition control module includes a solenoid having a coil and an armature operatively connected to said blocking member whereby when said coil is energized said blocking member is extended into the path of said part to block and prevent the actuation of said key switch member to said "steering locked" position.
- 8. A vehicle transmission shifter mechanism including a shifter lever movable from a park position to at least one other gear position; means associated with said shifter lever for releasably holding said lever in said park position; actuator means for releasing said shifter lever for movement to said other gear position; said shifter mechanism including the combination of a brake/park lockout mechanism and a steering lockout mechanism comprising:
- said brake/park lockout mechanism including a lockout means for restricting the movement of said lever from park to drive positions, and an electrically operated brake control means being in an energized or de-energized condition including control means for controlling the lock and unlock conditions, respectively, of said lockout means while said shifter lever is in park position whereby while said shifter lever is in park position and said brake control means is in one of said energized or de-energized conditions, said lockout means is in said lock condition and while said shifter lever is in park position and said brake control means is in the other of said energized or de-energized condition, said lockout means is in said unlocked condition;
- a key switch for controlling said steering lock mechanism, said key switch including a key switch member movable from an "off" position to either one of "steering locked" or "run" positions, and an electrically operated ignition control means being in an energized state or a de-energized state and having a coil located in a circuit and having a blocking means actuated by said ignition control means being in one of said energized or de-energized states for blocking and preventing the actuation of said key switch member to said "steering locked" position;
- a circuit means for said brake control means and said ignition control means, said circuit means including a brake switch controlled by the actuation and non-actuation of a brake and a transaxle position switch means controlled by the position of said shifter lever;
- at least one of said brake switch and transaxle switch being connected to a voltage source for supplying voltage to said circuit;
- said circuit means including switch means for controlling the energizing and de-energizing of said brake control means and ignition control means whereby while said shifter lever is in said locked park position and blocking means is in non-blocking condition permitting said key switch means to be moved from "steering locked" position to "run" position but when said lockout means of said brake/park lockout mechanism is in unlocked condition and said shifter lever is in one of said other gear positions said blocking means is in a blocking condition for preventing said key member from being moved to "steering locked" position.
- 9. The vehicle transmission shift mechanism of claim 8 in which said key switch member is operatively connected to a part which moves along a given path when said key switch member is moved and said ignition control means includes a solenoid having a coil and an armature operatively connected to said blocking means whereby said blocking means causes said part to be blocked to prevent the actuation of said key switch member to said "steering locked" position.
- 10. A combination brake/park lockout and steering lockout shifter mechanism including a shifter lever movable from a park position to at least one other gear position; means associated with said shifter lever for releasably holding said lever in said park position; actuator means for releasing said shifter lever for movement to said other gear position; said shifter mechanism including the combination of a brake/park lockout mechanism including a lockout means for restricting the movement of said lever from park to drive positions, and an electrically operated brake control means being in an energized or de-energized condition including control means for controlling the lock and unlock conditions, respectively, of said lockout means while said shifter lever is in park position whereby while said shifter lever is in park position and said brake control means is in one of said energized or de-energized conditions, said lockout means is in said lock condition and while said shifter lever is in park position and said brake control means is in the other of said energized or de-energized condition, said lockout means is in said unlocked condition;
- a key switch for controlling said steering lock mechanism, said key switch including a key switch member movable from an "off" position to either one of "steering locked" or "run" positions, and an electrically operated ignition control means being in an energized state or a de-energized state and having a coil located in a circuit and having a blocking means actuated by said ignition control means being in one of said energized or de-energized state for blocking and preventing the actuation of said key switch member from "run" position to said "steering locked" position;
- switch means for said brake control means and ignition control means for controlling the energization and de-energization of said brake control means and ignition control means, said switch means causing said lockout means to be in locked condition when said brake control means is in one energized or de-energized state and to be in unlocked condition when said brake control means is in the other energized or de-energized state, said switch means causing said blocking means to be in blocking position in one energized or de-energized state of said ignition control means and to be in non-blocking position when said brake control means is in the other energized or de-energized condition;
- said switch means including first means for causing said ignition control means to be in said other energized or de-energized state while said shifter lever is in said locked condition whereby said blocking means is in non-blocking condition permitting said key switch member to be moved from "steering locked" to said "run" position;
- said switch means also including means to cause said brake control means to be in said other energized or de-energized state thereby causing said lockout means to be in locked condition and permitting said shifter lever to be shifted to one of said other gear positions; and
- said switch means while said shifter lever is shifted to said one of the other gear positions causing said ignition control means to be in said other energized or de-energized state which causes said blocking means to be in locking position to prevent said actuating of said key switch member from "run" position to said "steering locked" position.
Parent Case Info
This is a continuation application of application Ser. No. 07/642,477 filed Jan. 17, 1991 U.S. Pat. No. 5,096,033.
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Continuations (1)
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Number |
Date |
Country |
Parent |
642477 |
Jan 1991 |
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