USD540503S1 - Stair climbing wheel system - Google Patents

Stair climbing wheel system Download PDF

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Publication number
USD540503S1
USD540503S1 US29/244,982 US24498205F USD540503S US D540503 S1 USD540503 S1 US D540503S1 US 24498205 F US24498205 F US 24498205F US D540503 S USD540503 S US D540503S
Authority
US
United States
Prior art keywords
wheel system
stair climbing
climbing wheel
stair
view
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/244,982
Inventor
Wai Kay Tsang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ultrabright Ltd
Original Assignee
Ultrabright Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ultrabright Ltd filed Critical Ultrabright Ltd
Priority to US29/244,982 priority Critical patent/USD540503S1/en
Assigned to ULTRABRIGHT LIMITED reassignment ULTRABRIGHT LIMITED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TSANG, WAI KAY
Application granted granted Critical
Publication of USD540503S1 publication Critical patent/USD540503S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of a stair climbing wheel system showing our new design;
FIG. 2 is a top view of the stair climbing wheel system, the bottom view, front side view, and rear view being identical to the top view, and thus are not shown; and,
FIG. 3 is a right side view of the stair climbing wheel system; the left side view being identical to the right side view and thus is not shown.

Claims (1)

    CLAIM
  1. The ornamental design for stair climbing wheel system, as shown and described.
US29/244,982 2005-12-16 2005-12-16 Stair climbing wheel system Expired - Lifetime USD540503S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/244,982 USD540503S1 (en) 2005-12-16 2005-12-16 Stair climbing wheel system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/244,982 USD540503S1 (en) 2005-12-16 2005-12-16 Stair climbing wheel system

Publications (1)

Publication Number Publication Date
USD540503S1 true USD540503S1 (en) 2007-04-10

Family

ID=37904874

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/244,982 Expired - Lifetime USD540503S1 (en) 2005-12-16 2005-12-16 Stair climbing wheel system

Country Status (1)

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US (1) USD540503S1 (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080251300A1 (en) * 2007-04-16 2008-10-16 Frankie Thomas T Automated wheelchair
US20100152922A1 (en) * 2008-12-09 2010-06-17 Reconrobotics, Inc. Two wheeled robot with enhanced climbing features
USD626577S1 (en) * 2009-12-09 2010-11-02 ReconRobotics Inc. Two wheeled robot with enhanced climbing features
US20150183490A1 (en) * 2013-12-26 2015-07-02 Daegu Gyeongbuk Institute Of Science And Technology Leg type traveling apparatus
US20150196439A1 (en) * 2011-09-13 2015-07-16 Sergey Surenovich Osipov Transportation device for transporting goods and people on stairs and flat surfaces
USD814738S1 (en) * 2016-07-14 2018-04-03 Terrence Mitchell Hand truck attachment
USD819919S1 (en) * 2016-07-14 2018-06-05 Terrence Mitchell Hand truck attachment
USD821054S1 (en) * 2016-10-05 2018-06-19 Terrence Mitchell Hand truck attachment
US10046819B1 (en) 2014-06-23 2018-08-14 Reconrobotics, Inc. Throwable robot with clamshell body
US10526029B2 (en) 2017-08-15 2020-01-07 Reconrobotics, Inc. Two wheeled robot with convertibility and accessories
US10589430B2 (en) 2017-08-15 2020-03-17 Reconrobotics, Inc. Throwable robot with improved drive system
US10987818B2 (en) 2017-08-15 2021-04-27 Reconrobotics, Inc. Magnetic lock for throwable robot
US11479102B2 (en) 2017-08-15 2022-10-25 Reconrobotics, Inc. Two wheel robot with convertibility and accessories
US11772936B1 (en) 2022-02-22 2023-10-03 Tino Singh Portable transport apparatus
US12194824B2 (en) 2017-08-15 2025-01-14 Reconrobotics, Inc. Two wheel robot with convertibility and accessories

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400824A (en) * 1944-06-14 1946-05-21 John I Jackson Hand truck
US2706640A (en) * 1951-01-12 1955-04-19 Walker D Mcmahan Stair climbing hand truck
US3920255A (en) * 1974-09-09 1975-11-18 Richard D Siddoway Load carrying device
US4061199A (en) * 1974-12-03 1977-12-06 Karl-Heinz Werner Toosbuy Chassis for a vehicle capable of travelling over obstructions
US4264082A (en) * 1979-03-26 1981-04-28 Fouchey Jr Charles J Stair climbing cart
US4687213A (en) * 1984-09-25 1987-08-18 Ridderstolpe Carl J Wheel assembly for traversing obstacles
USD299953S (en) * 1986-02-27 1989-02-21 Mcneilab, Inc. Control panel for a patient photophoresis treatment unit
US4919489A (en) * 1988-04-20 1990-04-24 Grumman Aerospace Corporation Cog-augmented wheel for obstacle negotiation
USD318358S (en) * 1988-08-16 1991-07-16 Loctronic International Limited Carriage for a conveying system
USD340341S (en) * 1991-09-17 1993-10-12 Creative Storage Systems, Inc. Pallet brake track assembly
USD340340S (en) * 1991-10-18 1993-10-12 Allen Engineering Corporation Riding trowel cranking dolly wheel assembly
US5273296A (en) 1991-11-07 1993-12-28 Alexander Lepek Obstacle overcoming vehicle suspension system
USD413420S (en) * 1998-08-31 1999-08-31 Rolcon, Inc. Conveyor roller bearing support assembly
US6029982A (en) * 1996-10-11 2000-02-29 Exedy Corporation Wheeled vehicle for movement on escalators
US6644675B2 (en) * 1998-07-31 2003-11-11 Ferno-Washington, Inc. Stair chair
US6926287B1 (en) 2003-09-15 2005-08-09 Bernard P. Maher Stroller assembly

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400824A (en) * 1944-06-14 1946-05-21 John I Jackson Hand truck
US2706640A (en) * 1951-01-12 1955-04-19 Walker D Mcmahan Stair climbing hand truck
US3920255A (en) * 1974-09-09 1975-11-18 Richard D Siddoway Load carrying device
US4061199A (en) * 1974-12-03 1977-12-06 Karl-Heinz Werner Toosbuy Chassis for a vehicle capable of travelling over obstructions
US4264082A (en) * 1979-03-26 1981-04-28 Fouchey Jr Charles J Stair climbing cart
US4687213A (en) * 1984-09-25 1987-08-18 Ridderstolpe Carl J Wheel assembly for traversing obstacles
USD299953S (en) * 1986-02-27 1989-02-21 Mcneilab, Inc. Control panel for a patient photophoresis treatment unit
US4919489A (en) * 1988-04-20 1990-04-24 Grumman Aerospace Corporation Cog-augmented wheel for obstacle negotiation
USD318358S (en) * 1988-08-16 1991-07-16 Loctronic International Limited Carriage for a conveying system
USD340341S (en) * 1991-09-17 1993-10-12 Creative Storage Systems, Inc. Pallet brake track assembly
USD340340S (en) * 1991-10-18 1993-10-12 Allen Engineering Corporation Riding trowel cranking dolly wheel assembly
US5273296A (en) 1991-11-07 1993-12-28 Alexander Lepek Obstacle overcoming vehicle suspension system
US6029982A (en) * 1996-10-11 2000-02-29 Exedy Corporation Wheeled vehicle for movement on escalators
US6644675B2 (en) * 1998-07-31 2003-11-11 Ferno-Washington, Inc. Stair chair
USD413420S (en) * 1998-08-31 1999-08-31 Rolcon, Inc. Conveyor roller bearing support assembly
US6926287B1 (en) 2003-09-15 2005-08-09 Bernard P. Maher Stroller assembly

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7503567B2 (en) * 2007-04-16 2009-03-17 Frankie Thomas T Automated wheelchair
US20080251300A1 (en) * 2007-04-16 2008-10-16 Frankie Thomas T Automated wheelchair
US10688671B2 (en) 2008-12-09 2020-06-23 Reconrobotics, Inc. Two wheeled robot with enhanced climbing features
US20100152922A1 (en) * 2008-12-09 2010-06-17 Reconrobotics, Inc. Two wheeled robot with enhanced climbing features
US11312031B2 (en) 2008-12-09 2022-04-26 Reconrobotics, Inc. Two wheeled robot with enhanced climbing features
USD626577S1 (en) * 2009-12-09 2010-11-02 ReconRobotics Inc. Two wheeled robot with enhanced climbing features
USD637217S1 (en) * 2009-12-09 2011-05-03 Reconrobotics, Inc. Two wheeled robot with enhanced climbing features
US20150196439A1 (en) * 2011-09-13 2015-07-16 Sergey Surenovich Osipov Transportation device for transporting goods and people on stairs and flat surfaces
US9308968B2 (en) * 2013-12-26 2016-04-12 Daegu Gyeongbuk Institute Of Science And Technology Leg type traveling apparatus
US20150183490A1 (en) * 2013-12-26 2015-07-02 Daegu Gyeongbuk Institute Of Science And Technology Leg type traveling apparatus
US20190002045A1 (en) * 2014-06-23 2019-01-03 Reconrobotics, Inc. Throwable robot with clamshell body
US10046819B1 (en) 2014-06-23 2018-08-14 Reconrobotics, Inc. Throwable robot with clamshell body
US11673464B2 (en) 2014-06-23 2023-06-13 Reconrobotics, Inc. Throw able robot with clamshell body
US10683045B2 (en) * 2014-06-23 2020-06-16 Reconrobotics, Inc. Throwable robot with clamshell body
USD814738S1 (en) * 2016-07-14 2018-04-03 Terrence Mitchell Hand truck attachment
USD819919S1 (en) * 2016-07-14 2018-06-05 Terrence Mitchell Hand truck attachment
USD821054S1 (en) * 2016-10-05 2018-06-19 Terrence Mitchell Hand truck attachment
US10987818B2 (en) 2017-08-15 2021-04-27 Reconrobotics, Inc. Magnetic lock for throwable robot
US10589430B2 (en) 2017-08-15 2020-03-17 Reconrobotics, Inc. Throwable robot with improved drive system
US11479102B2 (en) 2017-08-15 2022-10-25 Reconrobotics, Inc. Two wheel robot with convertibility and accessories
US11504859B2 (en) 2017-08-15 2022-11-22 Reconrobotics, Inc. Throw able robot with improved drive system
US10526029B2 (en) 2017-08-15 2020-01-07 Reconrobotics, Inc. Two wheeled robot with convertibility and accessories
US12194824B2 (en) 2017-08-15 2025-01-14 Reconrobotics, Inc. Two wheel robot with convertibility and accessories
US12318922B2 (en) 2017-08-15 2025-06-03 Reconrobotics, Inc. Magnetic lock with throwable robot
US11772936B1 (en) 2022-02-22 2023-10-03 Tino Singh Portable transport apparatus

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