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Dayco Ip Holdings Llc patents


Recent patent applications related to Dayco Ip Holdings Llc. Dayco Ip Holdings Llc is listed as an Agent/Assignee. Note: Dayco Ip Holdings Llc may have other listings under different names/spellings. We're not affiliated with Dayco Ip Holdings Llc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Dayco Ip Holdings Llc-related inventors


Sealed belt tensioning device

A tensioning system including a base and an arm pivotally coupled to the base, the arm having an engagement surface and being configured to pivot relative to the base about a pivot axis. The system further includes a biasing mechanism operatively coupled to the arm to bias the arm relative... Dayco Ip Holdings Llc

Bypass valve in an producing vacuum

Venturi devices are disclosed that have a housing defining a conduit having a Venturi gap. Downstream of and bypassing the Venturi gap is a bypass check valve that defines an internal cavity having a first seat, a second seat, an inlet port, at least two outlet ports, and a seal... Dayco Ip Holdings Llc

Asymmetric spoke design for torsional vibration dampers

Torsional vibration dampers (TVDs) having a plurality of spokes that are asymmetric by having a changing spoke thickness in the angular direction with the greatest thickness at the position where the belt torque and the dynamic torque of the TVD act in unison are disclosed. The spokes, which connect a... Dayco Ip Holdings Llc

Aspirated relief valve for a turbocharging system

Engine systems have an air induction system, a turbocharger in fluid communication with an intake manifold, an evacuator defining a Venturi gap with a suction port in fluid communication therewith, a relief valve enclosing a piston and defining an inlet and an outlet in selective fluid communication with one another,... Dayco Ip Holdings Llc

Torsional vibration dampers having a plurality of elastomeric ring bushings

Torsional vibration dampers are disclosed that have a hub defining a plurality of fastener-receiving openings and an inertia member concentric about and spaced a radial distance apart from a shaft-receiving member of the hub and having a plurality of receptacles defining a bore oriented axially. Each receptacle aligns with one... Dayco Ip Holdings Llc

Fluidic diode check valve

Fluidic diodes are disclosed that have a housing defining an inlet and an outlet and a divided fluid passageway therebetween defined by mirror image partitions generally tear-drop shaped spaced apart a first distance from one another by a constant width primary fluid pathway with the tip thereof pointed generally toward... Dayco Ip Holdings Llc

Torsional vibration dampers

Torsional vibration dampers having a dual spring-dashpot system are disclosed that result in a lightweight hub and a lightweight inertia ring, which is concentric about the hub. The hub has a two-piece construction: a central hub defining an innermost sleeve that defines a bore for receiving a shaft; and a... Dayco Ip Holdings Llc

Noise attenuation unit for engine systems

Noise attenuation units are disclosed that are connectable in a system as part of a fluid flow path. Such units include a housing defining an internal cavity and having a first port and a second port each connectable to a fluid flow path and in fluid communication with one another... Dayco Ip Holdings Llc

Magnetically actuated shut-off valve

A latching solenoid gate valve is disclosed, and includes a housing defining a conduit having a flow path therethrough and a cavity separating the conduit into a first section and a second section. The latching solenoid assembly also includes a gate assembly enclosed within the cavity of the housing and... Dayco Ip Holdings Llc

Venturi devices resistant to ice formation for producing vacuum from crankcase gases

A device for producing vacuum using the Venturi effect, systems utilizing the device, and methods of making the device are disclosed. The device has a housing defining a Venturi gap, a motive passageway converging toward the Venturi gap and in fluid communication therewith, a discharge passageway diverging away from the... Dayco Ip Holdings Llc

Self-aligning pulley

Self-aligning pulleys are disclosed that have a hub, a pulley body concentric about the hub and spaced a distance apart therefrom to define an annular gap, and an annular compliant member disposed in the annular gap between the hub and the pulley body to thereby operatively couple the pulley body... Dayco Ip Holdings Llc

Restrictors using the venturi effect

Restrictors are disclosed that include a body defining a Venturi tube having a throat defining a junction of a converging inlet cone to a diverging outlet cone along a longitudinal axis thereof, and with the converging inlet cone and the diverging outlet cone each defining an inner passageway that transitions... Dayco Ip Holdings Llc

Torsional vibration dampers having a hub with spokes acting as a second spring in series with an elastomeric member

Torsional vibration dampers for rotating shafts are disclosed that have a hub or a hub portion of a pulley-hub monolithic body that has an innermost sleeve defining a bore, an outermost ring concentric with and spaced radially outward from the innermost sleeve, and a plurality of spokes connecting the innermost... Dayco Ip Holdings Llc

Magnetically actuated shut-off valve

A latching solenoid gate valve comprising is disclosed, and includes a housing defining a conduit having a flow path therethrough and a cavity separating the conduit into a first section and a second section. The latching solenoid assembly also includes a gate assembly enclosed within the cavity of the housing... Dayco Ip Holdings Llc

Retaining clamp for molded plastics

Retaining clamps for retaining an over-molded plastic component to a substrate are disclosed herein that include a generally annular band having an inner surface, which defines an inner cavity for receiving a substrate rotatable about a central axis, and an opposing outer surface, which receives an over molded plastic component.... Dayco Ip Holdings Llc

Devices for producing vacuum using the venturi effect having a plurality of subpassageways and motive exits in the motive section

Devices for producing vacuum using the Venturi effect are disclosed that have a motive passageway converging toward a suction chamber, a discharge passageway diverging away from the suction chamber, and a suction passageway, all of which are in fluid communication with the suction chamber. The motive passageway has a single... Dayco Ip Holdings Llc

Dual mode tensioner

A tensioner is disclosed. The tensioner includes an arm, a tong, and a clutch. The arm is rotatable about a first axis in an opposite direction. The arm includes at least one stopping element. The tong is selectively engaged with the at least one stopping element of the arm. The... Dayco Ip Holdings Llc








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