Patents by Inventor Sean Cleary
Sean Cleary has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240159284Abstract: A hydraulic disc brake for a vehicle. The disc brake comprises a service brake arrangement configured to actuate under hydraulic pressure to urge a brake pad towards a rotor to apply the disc brake during a braking operation; a parking brake arrangement configured to urge the brake pad towards the rotor to apply the disc brake during a parking operation, wherein the parking brake arrangement has an applied condition and a released condition; and a parking brake indicator configured to indicate whether the parking brake arrangement is in the applied condition or the released condition.Type: ApplicationFiled: September 26, 2023Publication date: May 16, 2024Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Rhys Watkins, Paul A. Thomas, Sean Cleary
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Patent number: 11959522Abstract: A brake assembly having a brake carrier, a caliper, first and second brake pads, a pad retraction spring, and a first stop surface. The pad retraction spring urges the first and second brake pads in a direction away from a rotor plane. A first supporting portion of the pad retraction spring is configured to abut the first stop surface to inhibit the pad retraction spring from entering a partially enclosed volume.Type: GrantFiled: June 27, 2023Date of Patent: April 16, 2024Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Publication number: 20240102521Abstract: A caliper guide assembly, a heavy vehicle disc brake having a caliper guide assembly, a sleeve for a caliper guide assembly, and a method of manufacture. The caliper guide assembly comprises a guide pin, a caliper, and a sleeve. The sleeve is configured to crease upon contraction of the sleeve along a longitudinal axis thereof.Type: ApplicationFiled: August 24, 2023Publication date: March 28, 2024Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Rhys Watkins
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Patent number: 11879511Abstract: A disc brake assembly having brake pads, a brake carrier, a caliper, and an actuating arrangement. The caliper is slidable with respect to the brake carrier for clamping and release of a rotor by the brake pads. The actuating arrangement is configured to selectively move the caliper and the brake carrier relative to each other generally transverse to a first longitudinal axis so as to lock or inhibit sliding of the caliper relative to the carrier.Type: GrantFiled: February 17, 2022Date of Patent: January 23, 2024Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Alex Szafnauer, Sean Cleary, Tim Smith, Anthony Williams, Paul Thomas
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Publication number: 20240019008Abstract: A method and apparatus for calculating the total running clearance of a disc brake. The method includes detecting axial movement of a component of a piston assembly of the disc brake to provide data indicating the displacement of the component of the piston assembly during a braking operation, and determining an amount of displacement of the component that occurs before inboard and outboard brake pads both contact a rotor to provide a calculated total running clearance.Type: ApplicationFiled: April 12, 2023Publication date: January 18, 2024Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Rhys Watkins, Sean Cleary, Alex J. Szafnauer
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Publication number: 20230341014Abstract: A brake assembly having a brake carrier, a caliper, first and second brake pads, a pad retraction spring, and a first stop surface. The pad retraction spring urges the first and second brake pads in a direction away from a rotor plane. A first supporting portion of the pad retraction spring is configured to abut the first stop surface to inhibit the pad retraction spring from entering a partially enclosed volume.Type: ApplicationFiled: June 27, 2023Publication date: October 26, 2023Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Patent number: 11725703Abstract: A brake assembly having a brake carrier, a caliper, first and second brake pads, a pad retraction spring, and a first stop surface. The pad retraction spring urges the first and second brake pads in a direction away from a rotor plane. A first supporting portion of the pad retraction spring is configured to abut the first stop surface to inhibit the pad retraction spring from entering a partially enclosed volume.Type: GrantFiled: July 14, 2021Date of Patent: August 15, 2023Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Publication number: 20230105818Abstract: A drum brake assembly that includes a brake drum, first and second brake shoes, a cam shaft, a first tappet, a second tappet, and a wear adjuster mechanism. The wear adjuster mechanism has a cross shaft and a sensor. The sensor is configured to detect rotation of the cross shaft about a longitudinal axis to monitor wear of the first and second brake shoes and a braking surface of the brake drum.Type: ApplicationFiled: August 22, 2022Publication date: April 6, 2023Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Alex Szafnauer, Sean Cleary
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Patent number: 11603896Abstract: A caliper guide assembly and a method of manufacture. The guide assembly may include a guide pin, a guide bore arranged to receive the guide pin and permit relative axial sliding thereof, a bush arranged to define at least part of the guide bore, and a sensor arrangement configured to provide an output indicative of a state of wear of the bush.Type: GrantFiled: September 20, 2021Date of Patent: March 14, 2023Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Patent number: 11536330Abstract: A caliper guide assembly having a guide pin, a guide bore, a cap, and a sensor arrangement. The guide bore is arranged to receive the guide pin. The cap may be secured to an open end of the guide bore proximate a free end of the guide pin. The sensor arrangement may include a first sensor component that is configured to provide an output indicative of relative axial displacement between a first sensor component and a second sensor component.Type: GrantFiled: February 8, 2021Date of Patent: December 27, 2022Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Martin Taylor, Sean Cleary, Matthew McGinn, Sanjeev Kulkarni, Vadiraj Pavaman
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Publication number: 20220299074Abstract: A brake assembly that includes a caliper that has a guide bore, a brake carrier, a guide pin having a guide sleeve, and a lock arrangement. The lock arrangement has a friction element and is operable to selectively apply a force to the friction element to increase friction between the guide sleeve and the guide bore and inhibit relative sliding between the caliper and the brake carrier.Type: ApplicationFiled: March 18, 2022Publication date: September 22, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Paul Thomas, Sean Cleary, Daniel Jenkins, Simon Duggan, Rhys Watkins
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Publication number: 20220299075Abstract: A brake assembly including a caliper that has a first guide bore, a brake carrier arranged to receive a brake pad, a first guide pin secured to the brake carrier, and a first lock arrangement. The first lock arrangement is operable to selectively inhibit relative sliding between the caliper and the brake carrier.Type: ApplicationFiled: March 18, 2022Publication date: September 22, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Alex Szafnauer, Sean Cleary, Tim Smith, Anthony Williams, Paul Thomas
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Publication number: 20220299073Abstract: A disc brake having a brake carrier, a guide surface and a travel limiting arrangement. A first brake pad assembly is configured to slide relative to the guide surface. The travel limiting arrangement engages the guide surface and is configured to inhibit sliding of the first brake pad assembly relative to the guide surface that is above a pre-determined amount.Type: ApplicationFiled: March 15, 2022Publication date: September 22, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Publication number: 20220299079Abstract: A disc brake assembly having brake pads, a brake carrier, a caliper, and an actuating arrangement. The caliper is slidable with respect to the brake carrier for clamping and release of a rotor by the brake pads. The actuating arrangement is configured to selectively move the caliper and the brake carrier relative to each other generally transverse to a first longitudinal axis so as to lock or inhibit sliding of the caliper relative to the carrier.Type: ApplicationFiled: February 17, 2022Publication date: September 22, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Alex Szafnauer, Sean Cleary, Tim Smith, Anthony Williams, Paul Thomas
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Publication number: 20220299072Abstract: A disc brake assembly that includes first and second brake pads for contacting a rotor, a brake carrier for receiving at least the first brake pad, a brake caliper arranged to slide with respect to the brake carrier, and an actuating arrangement. The actuating arrangement is configured to selectively move the brake caliper and is electrically operated.Type: ApplicationFiled: March 4, 2022Publication date: September 22, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Paul Thomas, Sean Cleary, Martin Taylor, Hywel Woodward, Timothy Smith, Simon Duggan, Alex Szafnauer
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Publication number: 20220136577Abstract: A caliper guide assembly and a method of manufacture. The guide assembly may include a guide pin, a guide bore arranged to receive the guide pin and permit relative axial sliding thereof, a bush arranged to define at least part of the guide bore, and a sensor arrangement configured to provide an output indicative of a state of wear of the bush.Type: ApplicationFiled: September 20, 2021Publication date: May 5, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Patent number: 11313423Abstract: A caliper guide assembly for a heavy vehicle disc brake. The caliper guide assembly may include a wear sensor arranged to detect the position of a guide pin in relation to a guide bore. The guide pin and a guide surface may have different cross sectional profiles to define at least one void therebetween. The wear sensor may be at least partially accommodated within the void.Type: GrantFiled: October 9, 2020Date of Patent: April 26, 2022Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Martin P. Taylor, Sean Cleary, Matthew McGinn, Refaat Malki
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Publication number: 20220049747Abstract: A brake assembly having a brake carrier, a caliper, first and second brake pads, a pad retraction spring, and a first stop surface. The pad retraction spring urges the first and second brake pads in a direction away from a rotor plane. A first supporting portion of the pad retraction spring is configured to abut the first stop surface to inhibit the pad retraction spring from entering a partially enclosed volume.Type: ApplicationFiled: July 14, 2021Publication date: February 17, 2022Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Sean Cleary, Alex Szafnauer
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Publication number: 20210270334Abstract: A caliper guide assembly having a guide pin, a guide bore, a cap, and a sensor arrangement. The guide bore is arranged to receive the guide pin. The cap may be secured to an open end of the guide bore proximate a free end of the guide pin. The sensor arrangement may include a first sensor component that is configured to provide an output indicative of relative axial displacement between a first sensor component and a second sensor component.Type: ApplicationFiled: February 8, 2021Publication date: September 2, 2021Applicant: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Martin Taylor, Sean Cleary, Matthew McGinn, Sanjeev Kulkarni, Vadiraj Pavaman
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Patent number: 10927906Abstract: A brake pad, a disc brake, and a method of fitting a brake pad. At least one of a first brake pad and a second brake pad and corresponding support structures may have complementary profiles on circumferential faces thereof arranged so as to permit the brake pad to be inserted into a corresponding support structure in a transverse direction of the brake pad and at an angle to a circumferential direction of the support structure.Type: GrantFiled: June 1, 2018Date of Patent: February 23, 2021Assignee: Meritor Heavy Vehicle Braking Systems (UK) LimitedInventors: Dietmar Knoop, Neel Shah, Sean Cleary, Dave Hubbard