# US 2017/0282948 A1 · Balance maintaining device for transport apparatus, and transport apparatus provided with said balance maintaining device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2017/0282948 A1 - Document ID: US20170282948A1 - Status: Published application - Kind: A1 - Application number: 15/503,697 - Filed: 2015-08-13 - Published: 2017-10-05 - Earliest claimed: 2014-08-14 - Inventors: Seok U BAE - Web page: https://patentgrep.com/patent/US20170282948A1 ## CPC - B62B 1/20: involving parts being collapsible, attachable, detachable or convertible - B62D 33/02: Platforms; Open load compartments {(flat wagons including posts or standards B61D3/08)} - B63B 25/00: Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby (trimming otherwise than by cargo division, e.g. by use of ballast B63B43/06, B63B43/08; constructive aspects of cargo spaces B63B11/00; hatches, hatchways B63B19/12) - B63B 39/02: to decrease vessel movements by displacement of masses - B63B 39/04: to decrease vessel movements by using gyroscopes directly - B63B 43/02: reducing risk of capsizing or sinking (by means of watertight doors in bulkheads B63B43/24) - B63B 43/04: by improving stability - F16M 11/12: in more than one direction - B62B 5/00: Accessories or details specially adapted for hand carts ({B62B3/1404} , B62B9/00 take precedence; wheels, axles, or axle bearings for vehicles B60B; castors for vehicles, castors in general B60B33/00) - B62B 2301/05: Details of the attachment of the wheel assembly to the chassis - B62B 2301/10: Adjusting the position of the wheel axles to increase stability - B62B 2301/12: comprising counterbalancing means to increase stability - B62B 2301/14: the wheel arrangement pivoting around a horizontal-longitudinal axis - B63B 39/00: Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude {(for amphibious vehicles B60F3/0038)} - B62B: HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES (characterised by animal propulsion B62C; propulsion of sledges by driver or engine B62M) - B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M) - B63B: SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING (arrangements of vessel ventilation, heating, cooling, or air-conditioning B63J2/00; floating substructures as supports of dredgers or soil-shifting machines E02F9/06) - F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS ## Abstract The present invention relates to a balance maintaining device for a transport apparatus. The balance maintaining device comprises a loading frame formed to be long in the lengthwise direction thereof and having two or more first and second supports, which are respectively formed at both sides of the lower portion of the loading frame, and a lower frame provided at the lower portion of the loading frame, and having both upper sides thereof linked and coupled to the first and second supports. The outside of the lower frame is coupled to a transport apparatus so as to maintain the loading frame in a horizontal state when the transport apparatus is shaken. ## Claims ### Claim 1 A balance maintaining device for a transport apparatus, comprising: a loading frame (100) formed to be long in the lengthwise direction thereof and having two or more first and second supports (110, 120), which are respectively formed at both sides of the lower portion of the loading frame (100); and a lower frame (200) provided at the lower portion of the loading frame (100), and having both upper sides thereof linked and coupled to the first and second supports (110, 120), wherein the outside of the lower frame (200) is coupled to a transport apparatus (10) so as to maintain the loading frame (100) in a horizontal state when the transport apparatus (10) is shaken. ### Claim 2 (depends on 1) The balance maintaining device for a transport apparatus according to claim 1, wherein first and second support grooves (111, 121) are respectively formed at one side of the lower portion of each of the first and second supports (110, 120) of the loading frame (100), and two or more first and second coupling parts (210, 220) are respectively formed at both sides of the upper portion of the lower frame (200) and have first and second connection grooves (211, 221), which correspond to the first and second support grooves (111, 121) and are respectively formed at one side of each of the two or more first and second coupling parts (210, 220) so as to be spaced from each other at a predetermined interval, such that the first support groove (111) and the first connection groove (211) are respectively linked and coupled to each other by a coupling member (300) and the second support groove (121) and the second connection groove (221) are respectively linked and coupled to each other by a coupling member (300). ### Claim 3 (depends on 2) The balance maintaining device for a transport apparatus according to claim 2, wherein a power conversion device (400) and a battery part (500) are connected to one side of the coupling member (300) such that the power conversion device (400) converts mechanical energy generated by the movement of the lower frame (200) into electrical energy and the battery part (500) stores the electrical energy converted by the power conversion device (400). ### Claim 4 A balance maintaining device for a transport apparatus, comprising: a loading frame (100) formed to be long in the lengthwise direction thereof and having two or more first and second supports (110, 120), which are respectively formed at both sides of the lower portion of the loading frame (100) and have protrusion parts (112, 122) respectively formed at one side of each of the first and second supports (110, 120); a lower frame (200) provided at the lower portion of the loading frame (100) and having two or more first and second coupling parts (210, 220), which are respectively formed at both sides of the upper portion of the lower frame (200) and have protrusion parts (212, 222) respectively formed at one side of each of the first and second coupling parts (210, 220); and a coupling member (300) having groove parts (320), into which the respective protrusion parts (112, 122) and the protrusion parts (212, 222) are respectively fitted, wherein the loading frame (100) is maintained in a horizontal state when a transport apparatus (10) is shaken. ### Claim 5 A transport apparatus provided with a balance maintaining device, comprising: a loading frame (100) having a loading box (101) provided at the upper portion thereof, one pair of first supports (110) extended at one side of the lower portion thereof, and a second support (120) extended at the other side of the lower portion thereof; and a lower frame (200) provided between the first and second supports (110, 120) and having a wheel (230) axially provided between inner portions, which face each other in the corresponding directions, and both lower side portions respectively linked and coupled to one side of each of the first support (110) and the second support (120). ### Claim 6 (depends on 5) The transport apparatus provided with a balance maintaining device according to claim 5, wherein a first support groove (111) is formed at one side of the lower portion of the first support (110), a second support groove (121) is formed at one side of the lower portion of the second support (120), first and second connection grooves (211, 221) are respectively formed at both sides of the lower frame (200) so as to correspond to the first and second support grooves (111, 121) and be spaced upwards from the first and second support grooves (111, 121) at a predetermined interval such that one pair of the first support groove (111) and the first connection groove (211) are linked and coupled to each other by a coupling member (300) and the second support groove (121) and the second connection groove (221) are linked and coupled to each other by a coupling member (300). ### Claim 7 (depends on 6) The transport apparatus provided with a balance maintaining device according to claim 6, wherein a pair of second supports (120) are provided and, when the pair of second supports (120) are provided, a pair of second connection grooves (221) are formed at portions of the lower frame (200) portion, which are linked and coupled to the second supports (120). ### Claim 8 (depends on 5) The transport apparatus provided with a balance maintaining device according to claim 5, wherein a connection member 130 is connected to one side of the lower frame (200) and one side of the loading frame (100) so as to maintain balance when cargo is loaded on the loading box (101). ### Claim 9 (depends on 8) The transport apparatus provided with a balance maintaining device according to claim 8, wherein a plurality of the connection members (130) are provided. ### Claim 10 (depends on 5) The transport apparatus provided with a balance maintaining device according to claim 5, wherein a driving motor (600) is provided at one side of the loading frame (100) so as to be connected to the axle of the wheel (230) by a chain or a belt, a battery part (700) is provided at the other side of the loading frame (100) and spaced from the driving motor (600) at a predetermined interval so as to supply electricity to the driving motor (600), and a control unit (800) is provided at one side of the upper portion of the loading frame (100) so as to control the driving motor (600). ### Claim 11 A transport apparatus provided with a balance maintaining device, comprising: a loading frame (100) having a loading box (101) provided at the upper portion thereof, one pair of first supports (110) extended at one side of the lower portion thereof, and a second support (120) extended at the other side of the lower portion thereof, the first and second supports (110, 120) having a plurality of protrusion parts (112, 122) respectively formed at one side of each of the first and second supports (110, 120); and a lower frame (200) provided between the first and second supports (110, 120) and having a wheel (230) axially provided between inner portions thereof, which face each other in the corresponding directions, and protrusion parts (212, 222) respectively formed at both lower side portions in the diagonal direction of one side of the first support (110) and in the diagonal direction of one side of the second support (120) such that coupling members (300) are respectively fitted with the protrusion parts (112, 122, 212, 222) of the first and second supports (110, 120).