Patent application EP18150907A (EP), filed 2018-01-09
Publication number: EP3379072A1
Title: A START-STOP SYSTEM IN A VEHICLE PROVIDED WITH AN INTERNAL COMBUSTION ENGINE
Abstract: [0001]    A start-stop system for a motor vehicle is provided. the start-stop system being configured to control the operation of an engine of the motor vehicle when a predetermined engine start-stop condition is achieved, wherein the start-stop system is configured to shut down the engine according to an operating condition of the start-stop system, wherein the operating condition is one of: a first condition, in which the start-stop system is prevented from shutting down the engine of the motor vehicle when one or more critical inhibitors are active; and a second condition, in which the start-stop system is prevented from shutting down the engine of the motor vehicle when one or more critical or non-critical inhibitors are active. A motor vehicle comprising the start-stop system and a method of operating the motor vehicle are also provided.
IPC codes: B60W  30/    18            A I
F02N  11/    08            A I
Claims: number: 1
text: A start-stop system for a motor vehicle, the start-stop system being configured to control the operation of an engine of the motor vehicle when a predetermined engine start-stop condition is achieved, wherein the start-stop system is configured to shut down the engine according to an operating condition of the start-stop system, wherein the operating condition is one of:
number: 2
text: The start-stop system of claim 1, wherein the operating condition is selectable by a user of the vehicle.
number: 3
text: The start-stop system of any of the preceding claims, wherein the operating condition is one of the first operating condition, the second operating condition and a third operating condition, in which the start-stop system is prevented from shutting down the engine of the motor vehicle.
number: 4
text: The start-stop system of any of the preceding claims, wherein the critical inhibitors that may be active correspond to one or more conditions of the motor vehicle that may affect safe operation of the motor vehicle and/or that may prevent the engine from being restarted.
number: 5
text: The start-stop system of any of the preceding claims, wherein the critical inhibitors that may be active correspond to one or more of:
number: 6
text: The start-stop system of any of the preceding claims, wherein the non-critical inhibitors that may be active correspond to conditions that do not affect safe operation of the motor vehicle and/or that may not prevent the engine from being restarted.
number: 7
text: The start-stop system of any of the preceding claims, wherein the non-critical inhibitors that may be active correspond to one or more of:
number: 8
text: The start-stop system of any of the preceding claims, wherein the operating condition of the start-stop system is selected according to an operating condition of the motor vehicle.
number: 9
text: The start-stop system of any of the preceding claims, wherein the start-stop system is configured to select the first operating condition of the start-stop system following a predetermined atypical operation of a driving control of the vehicle.
number: 10
text: The start-stop system of any of the preceding claims, wherein the start-stop system is configured to restart the engine of the motor vehicle automatically when a driver of the vehicle is preparing to accelerate the vehicle; and wherein the start-stop system is configured to activate a non-critical inhibitor after the engine has been restarted for a predetermined period of time or until the motor vehicle has accelerated above a threshold velocity.
number: 11
text: A motor vehicle comprising the start-stop system of any of the preceding claims.
number: 12
text: A method of operating a motor vehicle, the motor vehicle comprising an engine and a start-stop system, wherein the method comprises:
number: 13
text: The method of claim 12, wherein the method further comprises:
number: 14
text: The method of claim 13, wherein the method further comprises:
number: 15
text: The method of any of claims 12 to 14, wherein the operating condition of the start-stop system is selected according to an operating condition of the motor vehicle.
Office action: search_report, dated 2018-09-26
Rejection reasons: novelty_epc_54
Prior art cited: ref_id: FR2937091A1
ref_type: patent
severity: background
ref_id: GB2512891A
ref_type: patent
severity: background
ref_id: US2014081561A1
ref_type: patent
severity: background
ref_id: FR2937091
ref_type: patent
severity: novelty_destroying
ref_id: US2014081561
ref_type: patent
severity: background
ref_id: GB2512891
ref_type: patent
severity: novelty_destroying
Final disposition: pending (2018-09-26)