Patents Assigned to The Pullman Company
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Patent number: 11982399Abstract: An elastomeric mount comprises an elastomeric body defining a first annular void encircling an inner sleeve and extending in a first direction. The elastomeric body defines a second annular void extending in a second opposite direction. An outer sleeve surrounds and is spaced apart from the inner sleeve and directly engages the elastomeric body. A first ferrule is fixed to a first end of the inner sleeve, includes a stop face spaced apart from the elastomeric body, and is adapted to limit relative axial movement between the inner sleeve and the outer sleeve in a first direction. A second ferrule is attached to the inner sleeve, includes a stop face spaced apart from the elastomeric body, and it adapted to limit relative movement between the inner sleeve and the outer sleeve in a second opposite direction.Type: GrantFiled: November 21, 2022Date of Patent: May 14, 2024Assignee: The Pullman CompanyInventor: Zoren E. Gaspar
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Publication number: 20240151288Abstract: An elastomeric bushing comprises an inner sleeve including a first end face and an opposite second end face. An elastomeric bumper is disposed around and directly engages the inner sleeve. The elastomeric bumper includes an annular void. An outer sleeve is disposed around the inner sleeve and the elastomeric bumper, spaced apart from the inner sleeve, and directly engages the elastomeric bumper. A one-piece monolithic ferrule includes a cylindrical sidewall surrounding a portion of the inner sleeve, an end wall, and a collar. The end wall radially inwardly extends from the side wall and overlaps the first end face of the inner sleeve. The collar has an outer surface positioned within the outer sleeve and within the annular void to limit the radial extent of relative movement between the inner and outer sleeves.Type: ApplicationFiled: November 7, 2022Publication date: May 9, 2024Applicant: The Pullman CompanyInventor: Michael BIXLER
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Patent number: 11833879Abstract: A bushing assembly, such as for a vehicle suspension, includes inner and outer sleeves, a bushing disposed radially between the inner and outer sleeves, and a two-piece bar pin. The two-piece bar pin is configured such that a first inboard end of a first bar pin component is received in one end of the inner sleeve and a second inboard end of a second bar pin component is received in the other end of the inner sleeve. One or both of the first and second inboard ends of the first and second bar pin components has a closed end bore such that the first and second bar pin components cooperate to form a closed cavity within the two-piece bar pin assembly for weight saving purposes when the first and second inboard ends of the first and second bar pin components are pressed into the inner sleeve.Type: GrantFiled: May 17, 2022Date of Patent: December 5, 2023Assignee: The Pullman CompanyInventor: Brent D. Johnston
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Patent number: 11815149Abstract: An elastomeric bushing comprises an inner sleeve, an elastomeric bumper disposed around and directly engaging the inner sleeve, and an outer sleeve disposed around the inner sleeve and the elastomeric bumper. The outer sleeve is spaced apart from the inner sleeve and directly engages the elastomeric bumper. The inner sleeve includes a first protrusion and a second protrusion axially spaced apart from one another. The outer sleeve includes a radially inwardly extending indentation axially positioned between the first protrusion and the second protrusion. The indentation traps a first portion of the elastomeric bumper between the first protrusion and a first surface of the indentation and also traps a second portion of the elastomeric bumper between the second protrusion and a second surface of the indentation.Type: GrantFiled: May 14, 2021Date of Patent: November 14, 2023Assignee: The Pullman CompanyInventor: Michael Bixler
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Patent number: 11685443Abstract: A body mount comprises a first support member adapted to engage a body of a vehicle and a second support member adapted to engage a frame of the vehicle. The second support member includes a tubular portion disposed radially inward of a second support surface. A first elastomeric spring interconnects an inner tube and the second support member. The first elastomeric spring is positioned within the tubular portion. A hydraulic damping system is disposed on a side of the second support surface opposite the first support member and includes a housing coupled to the second support member. Second, third and fourth elastomeric springs are positioned within the housing. The second elastomeric spring and the third elastomeric spring are spaced apart by a first track. The third elastomeric spring and the fourth elastomeric spring are spaced apart by a second track.Type: GrantFiled: July 22, 2020Date of Patent: June 27, 2023Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Donald E. Schank, Scott W. Rawlings
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Patent number: 11585260Abstract: An isolator for supporting an exhaust component from a portion of a vehicle via a hanger includes elastomeric isolator element having at least one aperture adapted to receive the hanger and an isolator or bracket for receiving and supporting the elastomeric isolator element. The isolator bracket includes a mounting structure including a first aperture and a second aperture. The isolator bracket is adapted to be fixed to the vehicle by a single fastener extending through the first aperture. The second aperture extends through the isolator bracket and includes an internal wall shaped as a polygon. A target orientation of the isolator bracket relative to the vehicle is obtained when the internal wall of the second aperture is angularly oriented and coaxially aligned with a corresponding aperture in the portion of the vehicle having an internal surface with the same polygon shape as the second aperture.Type: GrantFiled: April 30, 2021Date of Patent: February 21, 2023Assignee: The Pullman CompanyInventor: Troy P. Rodecker
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Patent number: 11577569Abstract: An elastomeric bushing assembly includes an outer sleeve, a bar pin, an elastomeric bushing and a monolithic, one-piece bracket. The bar pin includes first and second opposing ends. The elastomeric bushing is disposed between the outer sleeve and the bar pin. The bracket includes a body defining a cavity and a flange. The flange radially extends from an end of the body and circumferentially extends substantially 360 degrees. One of the first and second ends of the bar pin is securely received in the cavity of the body.Type: GrantFiled: November 4, 2020Date of Patent: February 14, 2023Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Russell E. Butler
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Publication number: 20220235817Abstract: A bushing assembly includes an inner sleeve, a bearing, an elastomeric bushing, and an outer sleeve. The inner sleeve includes two pieces. Each of the two pieces includes a distal end portion and a proximal end portion. Each of the proximal end portions includes an external shoulder having an outer radial face and an inner axial face. The bearing is rotationally mounted around the inner sleeve and captured between each of the inner axial faces of the external shoulders. The elastomeric bushing is disposed around the bearing and abutting the outer radial faces of the external shoulders. The outer sleeve is disposed around the elastomeric bushing and extending at least partially over the external shoulders.Type: ApplicationFiled: January 22, 2021Publication date: July 28, 2022Applicant: The Pullman CompanyInventor: Brent D. JOHNSTON
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Patent number: 11378152Abstract: A hydraulic bushing assembly comprises an inner tube, a travel limiter surrounding the inner tube, a first intermediate insert, a second intermediate insert spaced apart from the first intermediate insert, and an elastomeric bushing disposed around the inner tube and encapsulating the first intermediate insert and the second intermediate insert. The elastomeric bushing at least partially encapsulates the travel limiter such that a portion of the elastomeric bushing is positioned between the travel limiter and the inner tube. First and second snubbers limit displacement of the travel limiter and define first and second fluid chamber within the elastomeric bushing. A fluid passageway defined by the elastomeric bushing and an outer tube extends between the first and second fluid chambers, wherein relative movement between the inner tube and the outer tube causes fluid transfer between the first fluid chamber and the second fluid chamber.Type: GrantFiled: December 18, 2020Date of Patent: July 5, 2022Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Scott W. Rawlings
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Patent number: 11313432Abstract: A hydraulic bushing assembly comprises an inner tube, a travel limiter surrounding the inner tube, a first intermediate insert, a second intermediate insert spaced apart from the first intermediate insert, and an elastomeric bushing disposed around the inner tube and encapsulating the first intermediate insert and the second intermediate insert. The elastomeric bushing at least partially encapsulates the travel limiter such that a portion of the elastomeric bushing is positioned between the travel limiter and the inner tube. First and second bump stops limit displacement of the travel limiter and define first and second fluid chamber within the elastomeric bushing. A fluid passageway defined by the elastomeric bushing and an outer tube extends between the first and second fluid chambers, wherein relative movement between the inner tube and the outer tube causes fluid transfer between the first fluid chamber and the second fluid chamber.Type: GrantFiled: June 23, 2020Date of Patent: April 26, 2022Assignee: The Pullman CompanyInventor: Scott W. Rawlings
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Patent number: 11306199Abstract: A shaped article is formed from a cured rubber composition comprising EPDM and a diene rubber. The shaped article exhibits a coefficient of friction greater than 0.1.Type: GrantFiled: January 13, 2020Date of Patent: April 19, 2022Assignee: The Pullman CompanyInventors: Jeanette Pilarski, Joshua R. Goossens
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Publication number: 20220063732Abstract: A vehicle body mount assembly includes an inner metal sleeve, a polymer mounting bracket with a damper opening oriented coaxially with the inner metal sleeve, an elastomeric damper disposed within the damper opening between the inner metal sleeve and the polymer mounting bracket, at least one fastening element embedded in and extending from the polymer mounting bracket, and a ferrule disposed at least partially within the inner metal sleeve. A polymer outer sleeve can be included and disposed between elastomeric damper and the polymer mounting bracket. Also, the at least one fastening element can be a stud bolt with a head embedded in the polymer mounting bracket, a nut embedded in the polymer mounting bracket, or a metal sleeve configured for a bolt to extend therethrough embedded in the polymer mounting bracket.Type: ApplicationFiled: August 31, 2020Publication date: March 3, 2022Applicant: The Pullman CompanyInventor: Zoren E. Gaspar
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Patent number: 11168732Abstract: A bolt retainer clip for positioning a fastener and maintaining its alignment within a vehicle body mount. The bolt retainer clip includes a retainer body that has a longitudinal axis, an inside surface, and an outside surface. The inside surface defines a bolt receiving aperture in the retainer body. A plurality of fingers extend into the bolt receiving aperture from the inside surface of the retainer body. A portion of each finger is curved, creating a line contact between the fastener and each finger at a location that is spaced from a terminal end of the finger. Each line contact runs parallel to the longitudinal axis and therefore limits gimbaling movements of the fastener relative to the retainer body.Type: GrantFiled: September 16, 2019Date of Patent: November 9, 2021Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Joseph F. Cerri, III
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Patent number: 11009097Abstract: A hydraulic mount includes an inner tubular assembly, first and second elastomeric bodies and a fluid-track. The first and second elastomeric bodies are attached to the inner tubular assembly and cooperate to define a first fluid chamber. The second elastomeric body also defines a second fluid chamber that is in fluid communication with the first fluid chamber via the fluid-track. The fluid-track is attached to the inner tubular assembly partially disposed in the first fluid chamber. The fluid-track includes a central portion, a peripheral portion and a passage. The peripheral portion extends radially outwardly from a periphery of the central portion. The passage provides fluid communication between the first and second fluid chambers. Gaps are positioned between the peripheral portion and a wall of one of the first and second elastomeric bodies.Type: GrantFiled: January 31, 2019Date of Patent: May 18, 2021Assignee: The Pullman CompanyInventors: Scott W. Rawlings, Donald E. Schank, Zoren E. Gaspar
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Patent number: 10752293Abstract: A body mount comprises a first support member defining a first support surface adapted to engage a body of a vehicle. A second support member includes a second support surface adapted to engage a frame of the vehicle. A connector member is positioned between a cover and the second support member. The connector member includes a channel support including a channel having an inlet and an outlet. A central member is fixed to the first support member and moveable relative to the second support member. The cover and the connector member define a first chamber. The connector member and the second support member define a second chamber. The chambers are fluidly connected via the channel. The channel circumferentially extends about the central member. Movement between the central member and the second support member causes fluid to travel through the inlet, channel, and outlet to transfer fluid between the chambers.Type: GrantFiled: May 6, 2019Date of Patent: August 25, 2020Assignee: The Pullman CompanyInventor: Scott W. Rawlings
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Patent number: 10718253Abstract: An isolator mount for supporting an exhaust component on a vehicle body via a hanger. The isolator mount includes an isolator element, isolator bracket, and clevis bracket. The isolator element has an aperture for receiving a portion of the hanger and dampens vibrations. The isolator bracket extends at least partially about and supports the isolator element and further includes a neck portion. The clevis bracket has a first half and a second half that are secured to the neck portion of the isolator bracket with a fastener that extends along a longitudinal axis. The first half of the clevis bracket and the neck portion of the isolator bracket include an anti-rotation feature in the form of a key-way slot and a key that is received in the key-way slot to prevent rotation of the isolator bracket relative to the clevis bracket about the longitudinal axis of the fastener.Type: GrantFiled: August 14, 2018Date of Patent: July 21, 2020Assignee: The Pullman CompanyInventor: Troy P. Rodecker
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Patent number: 10550256Abstract: A method for making a vulcanizable rubber composition comprises heating while mixing a first composition comprising EPDM elastomer and alkylphenol disulfide polymer to make a first pass intermediate. The first pass intermediate is combined with a second composition comprising a sulfur crosslinkable natural or synthetic rubber to make a second pass intermediate. The second pass intermediate is combined with a curing package by mixing at a temperature below a curing temperature to make the vulcanizable rubber composition.Type: GrantFiled: August 2, 2017Date of Patent: February 4, 2020Assignee: The Pullman CompanyInventors: Jeanette Pilarski, Joshua R. Goossens
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Patent number: 10508701Abstract: A vehicle suspension bushing assembly including an inner sleeve, a bearing, an intermediate sleeve, an outer sleeve, and a bushing. The inner sleeve extends longitudinally between first and second inner sleeve ends. The bearing extends annularly about the inner sleeve, the intermediate sleeve extends annularly about the bearing, and the outer sleeve extends annularly about the intermediate sleeve. The bushing is positioned radially between the outer sleeve and the intermediate sleeve. Axial retainers extend annularly about the first and second inner sleeve ends. The axial retainers are longitudinally moveable relative to the inner sleeve. The axial retainers have a preload feature including a flange segment that is resilient and deflects from an unbiased position when the axial retainers are in an uncompressed position to a biased position when the axial retainers are in a compressed position to apply a longitudinal preload force to the intermediate sleeve.Type: GrantFiled: April 6, 2017Date of Patent: December 17, 2019Assignee: The Pullman CompanyInventor: Joseph F. Cerri, III
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Patent number: D906787Type: GrantFiled: September 16, 2019Date of Patent: January 5, 2021Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Joseph F. Cerri, III
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Patent number: D913773Type: GrantFiled: September 16, 2019Date of Patent: March 23, 2021Assignee: The Pullman CompanyInventors: Zoren E. Gaspar, Joseph F. Cerri, III