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1. 发明授权

US11506229B2 Modular hydraulic device 有权
公开(公告)号：US11506229B2
公开(公告)日：2022-11-22
申请号：US17241521
申请日：2021-04-27
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F15B13/08 , F15B15/26 , F04B1/053 , F15B13/00 , F04B53/22
摘要： A modular hydraulic device comprising: a housing having a receptacle having a first open end, a second end and a first port, the first port for facilitating an ingress and an egress of hydraulic fluid with respect to the housing; a sleeve configured to be received in the first open end and abut the second end; and an end cap for closing the first open end once the sleeve is inserted in the receptacle; the sleeve having: a body having a fourth lan (L4) positioned in the body for aligning with first port; a main cylinder for holding a main piston for reciprocation about a reciprocation axis; and a first bore portion fluidly coupled to the first lan, the first bore portion for receiving the ingress of the hydraulic fluid and for outputting the egress of the hydraulic fluid; wherein once assembled the main piston is coupled to a cam for facilitating said reciprocation.

2. 发明授权

US11118611B2 Cylinder on demand hydraulic device 有权
公开(公告)号：US11118611B2
公开(公告)日：2021-09-14
申请号：US16663967
申请日：2019-10-25
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F15B15/20 , F15B15/14 , F15B1/26 , F15B5/00
摘要： A variable flow hydraulic device having a plurality of cylinders for varying a flow of hydraulic fluid between a reservoir and a load, the device comprising: a housing having the plurality of cylinders with a plurality of corresponding pistons; an input port of the housing fluidly connected to each cylinder of the plurality of cylinders, the input port facilitating introduction of the hydraulic fluid to said each cylinder; a first output port of the housing connected to said each cylinder, the first output port facilitating the ejection of the hydraulic fluid from said each cylinder, the first output port configured for fluidly coupling said each cylinder to the load; a respective flow control valve for said each cylinder, and a fluid pressure sensing device coupled between downstream of the first output port and said respective flow control valve.

3. 发明申请

US20170167474A1 AXIAL PUMP AND HYDRAULIC DRIVE SYSTEM 审中-公开
公开(公告)号：US20170167474A1
公开(公告)日：2017-06-15
申请号：US14967695
申请日：2015-12-14
申请人： Tonand Inc.
发明人： Antonio Cannata
IPC分类号： F04B9/04 , F04B49/22 , F04B53/14 , F04B19/22
CPC分类号： F04B9/042 , F04B1/28 , F04B9/04 , F04B49/22 , F04B49/24 , F04B53/14
摘要： A hydraulic device having an input shaft and an output shaft, the device comprising: a housing having the input shaft mounted at one end and the output shaft mounted at the other end; an axially reciprocating hydraulic pump mounted on the input shaft within the housing, the axially reciprocating hydraulic pump having: a plurality of pistons located in respective piston bores and configured for axial reciprocation therein; a cam plate connected to the input shaft, the cam plate having a plurality of cam surfaces distributed about the cam plate for driving the plurality of pistons towards Top Dead Center (TDC) of the piston bores; a rotating hydraulic motor mounted on the output shaft within the housing for rotating with the output shaft; and a pair of shared fluid conduits, one of the pair directly and fluidly connecting a fluid outlet of the axially reciprocating hydraulic pump with a fluid inlet of the rotating hydraulic motor and the other of the pair for directly and fluidly connecting a fluid outlet of the rotating hydraulic motor with a fluid inlet of the axially reciprocating hydraulic pump, such that the pair are contained within the housing; wherein flow of hydraulic fluid between the axially reciprocating hydraulic pump and the rotating hydraulic motor bypasses any fluid reservoir external to the housing.

4. 发明授权

US09850894B2 Self priming hydraulic pump and circuit 有权
公开(公告)号：US09850894B2
公开(公告)日：2017-12-26
申请号：US14607115
申请日：2015-01-28
申请人： Tonand Inc.
发明人： Antonio Cannata
IPC分类号： F16D31/02 , F04B53/16 , F04B23/06 , F15B1/02 , F04B9/04 , F15B21/04 , F15B21/00 , F04B5/02
CPC分类号： F04B53/16 , F04B5/02 , F04B9/04 , F04B23/06 , F15B1/02 , F15B21/005 , F15B21/044 , F15B2211/20538 , F15B2211/20576 , F15B2211/625 , F15B2211/851
摘要： A closed loop, self-priming hydraulic system comprising a reciprocating, hydraulic piston pump, a high pressure loop and a low pressure loop is disclosed. The reciprocating, hydraulic piston pump comprises a first piston operating in a first piston bore and a second piston operating in a second piston bore. The high pressure loop is defined by a high pressure accumulator that is fluidly connected to an inlet of the first piston bore and an outlet of the second piston bore. The low pressure loop is defined by a low pressure accumulator that is fluidly connected to an inlet of the second piston bore and an outlet of the first piston bore. The closed-loop, self-priming hydraulic system manipulates a hydraulic fluid to convert energy from one form to another.

5. 发明申请

US20160215797A1 SELF PRIMING HYDRAULIC PUMP AND CIRCUIT 有权
标题翻译：自制液压泵和电路
公开(公告)号：US20160215797A1
公开(公告)日：2016-07-28
申请号：US14607115
申请日：2015-01-28
申请人： Tonand Inc.
发明人： Antonio Cannata
IPC分类号： F15B11/08 , F15B13/04 , F04B53/16 , F04B19/22 , F04B53/14 , F15B1/04 , F04B23/06
CPC分类号： F04B53/16 , F04B5/02 , F04B9/04 , F04B23/06 , F15B1/02 , F15B21/005 , F15B21/044 , F15B2211/20538 , F15B2211/20576 , F15B2211/625 , F15B2211/851
摘要： A closed loop, self-priming hydraulic system comprising a reciprocating, hydraulic piston pump, a high pressure loop and a low pressure loop is disclosed. The reciprocating, hydraulic piston pump comprises a first piston operating in a first piston bore and a second piston operating in a second piston bore. The high pressure loop is defined by a high pressure accumulator that is fluidly connected to an inlet of the first piston bore and an outlet of the second piston bore. The low pressure loop is defined by a low pressure accumulator that is fluidly connected to an inlet of the second piston bore and an outlet of the first piston bore. The closed-loop, self-priming hydraulic system manipulates a hydraulic fluid to convert energy from one form to another.
摘要翻译：公开了一种闭环自吸液压系统，其包括往复式液压活塞泵，高压回路和低压回路。往复式液压活塞泵包括在第一活塞孔中操作的第一活塞和在第二活塞孔中操作的第二活塞。高压回路由流体连接到第一活塞孔的入口和第二活塞孔的出口的高压蓄能器限定。低压回路由低压蓄能器限定，低压蓄能器流体连接到第二活塞孔的入口和第一活塞孔的出口。闭环自吸液压系统操纵液压流体以将能量从一种形式转换到另一种形式。

6. 发明授权

US11994121B1 Piston in piston variable displacement hydraulic device 有权
公开(公告)号：US11994121B1
公开(公告)日：2024-05-28
申请号：US18536668
申请日：2023-12-12
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F04B3/00 , F01B7/18 , F01B7/20 , F04B1/0435 , F04B25/02 , F15B11/16 , F15B15/14 , F15B15/16 , F15B15/26
CPC分类号： F04B3/003 , F01B7/18 , F01B7/20 , F04B1/0435 , F04B25/02 , F15B11/16 , F15B15/1409 , F15B15/16 , F15B15/261
摘要： A variable displacement hydraulic device comprising: a housing having an inlet for receiving hydraulic fluid and an outlet for outputting the hydraulic fluid, the housing having a reciprocation axis; a first cylinder positioned in the housing along the reciprocation axis, the first cylinder having a first input for receiving the hydraulic fluid on a first intake stroke and a first output for ejecting the hydraulic fluid on a first exhaust stroke; a first piston positioned for a first reciprocal motion within the first cylinder, the first piston having a first main end exposed to the hydraulic fluid and a second main end coupled to an actuator, the actuator for driving the second main end when coupled to the actuator for causing the first reciprocal motion to induce a first portion of said outputting of the hydraulic fluid; a second cylinder positioned in the first piston along the reciprocation axis, the second cylinder having a second input for receiving the hydraulic fluid on a second intake stroke and a second output for ejecting the hydraulic fluid on a second exhaust stroke; a second piston positioned for a second reciprocal motion within the second cylinder, the second piston having a first secondary end exposed to the hydraulic fluid and a second secondary end coupled to the actuator, the actuator for driving the second secondary end when coupled to the actuator for causing the second reciprocal motion to induce a second portion of said outputting of the hydraulic fluid; and a locking mechanism for inhibiting the first reciprocal motion of the first piston; wherein when engaged the locking mechanism inhibits the first portion of said outputting of the hydraulic fluid by decoupling the first piston from the actuator while continued operation of the actuator provides the second portion of said outputting of the hydraulic fluid by the second piston.

7. 发明授权

US11293461B2 Cylinder on demand hydraulic device 有权
公开(公告)号：US11293461B2
公开(公告)日：2022-04-05
申请号：US17078972
申请日：2020-10-23
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F15B11/16 , F15B13/044 , F15B1/26
摘要： A hydraulic device having: a plurality of main piston-cylinder arrangements, each of the respective pistons having a fixed stroke length and configured for axial reciprocation within their respective cylinder; a plurality of flow control valves for switching between a lockdown state and an unlocked state of one or more of the plurality of main piston cylinder arrangements during operation of the hydraulic device; and one or more control valves for directing the plurality of flow control valves between their respective unlock and lock positions.

8. 发明授权

US11333145B2 Cylinder on demand hydraulic device 有权
公开(公告)号：US11333145B2
公开(公告)日：2022-05-17
申请号：US17242880
申请日：2021-04-28
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F04B49/22 , F04B23/02 , F04B1/182 , F03C1/40 , F03C1/34
摘要： A hydraulic device having a plurality of cylinders for distributing a flow of hydraulic fluid between a reservoir and a load, the device comprising: a housing having the plurality of cylinders with a plurality of corresponding pistons configured for reciprocation of a constant stroke length; an input port of the housing fluidly connected to each cylinder of the plurality of cylinders, the input port facilitating introduction of the hydraulic fluid into said each cylinder; an output port of the housing connected to said each cylinder, the output port facilitating the ejection of the hydraulic fluid from said each cylinder during the reciprocation, the output port configured for fluidly coupling said each cylinder to the load; and a distributor coupled to a main shaft of the hydraulic device, such that the distributor rotates in conjunction with the main shaft, the distributor having a distributor body including a first port configured for fluid communication with the input port and a second port configured for fluid communication with the output port; wherein the first port and the second port are fluidly coupled to the input port and the output port external to a shaft body of the main shaft.

9. 发明申请

US20190120215A1 VARIABLE CONTROLLED RECIPROCATION DEVICE FOR FLUIDS 审中-公开
公开(公告)号：US20190120215A1
公开(公告)日：2019-04-25
申请号：US16168343
申请日：2018-10-23
申请人： TONAND INC.
发明人： Antonio Cannata
IPC分类号： F04B1/14 , F03C1/34 , F03C1/06 , F04B1/12
摘要： An axial reciprocation device having a main piston and an anchor piston coupled to one another via a swivel joint interconnecting 20 a pair of connecting rods, the main piston positioned in a main cylinder bore and the anchor piston positioned in an anchor piston bore of a housing, such that the main piston is configured for axial reciprocation in the main cylinder bore; wherein variable positioning of the anchor piston along the anchor piston bore results in variable displacement of the main piston of hydraulic fluid with respect to an inlet/outlet port of the housing.

10. 发明申请

US20170016387A1 Internal Combustion Engine with Integrated Air Compressor 审中-公开
标题翻译：具有集成空气压缩机的内燃机
公开(公告)号：US20170016387A1
公开(公告)日：2017-01-19
申请号：US15211816
申请日：2016-07-15
申请人： Tonand Inc.
发明人： Antonio Cannata
IPC分类号： F02B33/14 , F02B33/30 , F02B33/44 , F02D41/00 , F01L9/04 , F02B75/02 , F02D41/26 , F02B75/28 , F01L1/047
CPC分类号： F02B33/14 , F01L9/00 , F02B33/30 , F02B33/44 , F02B2075/025 , F02B2075/027 , F02D41/0002 , F02D41/009
摘要： A piston-cylinder arrangement for an internal combustion engine includes a first cylinder bore in an engine with a first piston disposed therein. A combustion chamber may be positioned between walls of the first cylinder bore and the first piston. A second cylinder bore in the engine block may be aligned with the first cylinder bore with a second piston disposed therein. A compression chamber may be positioned between walls of the second cylinder bore and the second piston. One or more supporting members may connect the first piston to the second piston for facilitating concurrent reciprocation of the first piston and the second piston within their respective cylinder bores during operation of the internal combustion engine. The first piston, the second piston, and the one or more supporting members may define a stacked piston arrangement.
摘要翻译：用于内燃机的活塞气缸装置包括在发动机中的第一气缸孔，其中设置有第一活塞。燃烧室可以位于第一气缸孔和第一活塞的壁之间。发动机缸体中的第二气缸孔可以与第一气缸孔对准，其中设置有第二活塞。压缩室可以位于第二气缸孔的壁和第二活塞之间。一个或多个支撑构件可以将第一活塞连接到第二活塞，以便于在内燃机操作期间第一活塞和第二活塞在它们各自的气缸孔内的往复运动。第一活塞，第二活塞和一个或多个支撑构件可以限定堆叠的活塞装置。

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