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71. 发明授权

US5041257A Expansion device for a refrigeration system, piston therefor and methods of making the same 失效
公开(公告)号：US5041257A
公开(公告)日：1991-08-20
申请号：US535770
申请日：1990-06-11
申请人： Roger P. Sepso , John M. Halmose
发明人： Roger P. Sepso , John M. Halmose
IPC分类号： F25B41/06
CPC分类号： F25B41/06 , F25B2341/061 , Y10T137/7847
摘要： An expansion device for a refrigeration system, piston therefor and methods of making the same are provided, the expansion device comprising a housing having opposed ports for coupling the device in the system and being separated from each other by an internal valve seat of the housing, and a movable piston disposed in the housing and having a first end surface adapted to engage against the valve seat to tend to close the same when the piston is disposed in a first position thereof in the housing, the housing having an annular shoulder, the piston having a second end surface for engaging against the shoulder when the piston is disposed in a second position thereof in the housing, the piston having a passage passing therethrough and through the end surfaces thereof for interconnecting the opposed ports together in a restricted manner when the piston is in the first position thereof, the piston having an outer peripheral surface interconnecting the end surfaces together and being provided with a plurality of grooves therein for interconnecting the opposed ports together in a substantially nonrestricted manner when the piston is in the second position thereof, the piston comprising a one-piece member of polymeric material, the first end surface of the piston comprising a substantially hemispherical section that is the part thereof that is adapted to engage against the valve seat when the piston is in the first position thereof.

72. 发明授权

US5037061A Valve construction and method of making the same 失效
标题翻译：阀门结构及其制作方法
公开(公告)号：US5037061A
公开(公告)日：1991-08-06
申请号：US558586
申请日：1990-07-17
申请人： Harvey J. Shopsky
发明人： Harvey J. Shopsky
IPC分类号： F16K31/02
CPC分类号： F16K31/025 , Y10T29/49412
摘要： A valve construction and method of making the same are provided, the valve construction comprising a housing provided with a chamber therein and with an inlet leading to the chamber and outlet leading from the chamber, a valve seat carried by the housing and leading to the outlet, a movable bimetallic lever carried by the housing and having an operating bimetallic part, a heater wire disposed in coiled relation about the operating part to heat the same when an electrical current flows through the heater wire, and a valve member carried by the bimetallic lever for opening and closing the valve seat under the control of the operating part of the bimetallic lever, the operating part of the bimetallic lever having a fastening unit operatively interconnected to the heater wire to tend to hold the heater wire in the coiled relation on the operating part of the bimetallic lever, the heater wire comprising a length of the wire doubled upon itself to define a looped end and pair of free ends adjacent each other with the looped end being part of the heater wire that is operatively interconnected to the fastening unit of the bimetallic lever, the operating part of the bimetallic lever having an opening passing therethrough and receiving the looped end of the wire therethrough whereby the opening comprises the fastening unit of the operating part of the bimetallic lever.
摘要翻译：提供了一种阀门结构及其制造方法，所述阀门结构包括在其中设置有室的壳体，以及通向所述室的导出室的入口，由所述壳体承载并通向所述出口的阀座，由所述壳体承载并具有操作双金属部分的可移动双金属杆，当电流流过所述加热丝时围绕所述操作部件以线圈关系设置的加热线，以及由所述双金属杆承载的阀构件用于在双金属杆的操作部分的控制下打开和关闭阀座，双金属杆的操作部分具有可操作地互连到加热器线的紧固单元，以将加热器线保持在操作中的螺旋关系中双金属杆的一部分，加热线包括一段长度的线，其自身被加倍以限定环形端和一对自由端ad 彼此相邻，环形端部是加热器线的一部分，其可操作地连接到双金属杆的紧固单元，双金属杆的操作部分具有穿过其中的开口并且接收通过其的线的环形端部，由此开口包括双金属杆的操作部分的紧固单元。

73. 发明授权

US5014520A Control device having a coiled compression shape memory spring, refrigerator system utilizing the control device and methods of making the same 失效
标题翻译：具有螺旋压缩形状记忆弹簧的控制装置，利用该控制装置的冰箱系统及其制造方法
公开(公告)号：US5014520A
公开(公告)日：1991-05-14
申请号：US506439
申请日：1990-04-06
申请人： Robert E. Orner , Aurelio V. Cassarino , Roger P. Sepso
发明人： Robert E. Orner , Aurelio V. Cassarino , Roger P. Sepso
IPC分类号： F25D17/04 , G05D23/19
CPC分类号： F25D17/045 , G05D23/1921
摘要： A control device, refrigerator system utilizing the control device and methods of making the same are provided, the control device comprising a housing having a valve seat and having an inlet and an outlet interconnected together by the valve seat, a movable valve member carried by the housing and being adapted to open and close the valve seat by being respectively moved to an open position thereof and a closed position thereof, a coiled compression shape memory spring carried by the housing and being operatively interconnected to the valve member to move the valve member to one of the positions thereof by the spring axially expanding from a closed coil bound condition thereof upon the spring sensing a temperature above a first temperature and to move the valve member to the other of the positions thereof by the spring axially contracting into the closed coil bound condition thereof upon the spring sensing a temperature below a second temperature, and an electrically operated heater having at least a portion thereof disposed within the coils of the spring when the spring is in the closed coil bound condition thereof so as to heat the spring to a temperature above the first temperature when the heater has been energized for a certain time period.
摘要翻译：提供了一种控制装置，利用该控制装置的冰箱系统及其制造方法，该控制装置包括具有阀座并具有通过阀座互连在一起的入口和出口的壳体，壳体并且适于通过分别移动到其开启位置和关闭位置来打开和关闭阀座;螺旋压缩形状记忆弹簧，由壳体承载并且可操作地互连到阀构件以将阀构件移动到弹簧的一个位置由弹簧轴向膨胀，弹簧在弹簧上检测到高于第一温度的温度，并且通过弹簧将阀构件移动到其另一个位置，轴向收缩到闭合线圈的边界弹簧感应温度低于第二温度时的状态，以及电动加热器ha 当弹簧处于其闭合线圈结合状态时，至少部分设置在弹簧的线圈内，以便当加热器通电一段时间时将弹簧加热到高于第一温度的温度。

74. 发明授权

US4997361A Hot surface direct ignition system for gas furnaces 失效
标题翻译：用于燃气炉的热表面直接点火系统
公开(公告)号：US4997361A
公开(公告)日：1991-03-05
申请号：US365476
申请日：1989-06-13
申请人： Frederick J. Geary
发明人： Frederick J. Geary
IPC分类号： F23N5/12 , F23N5/20 , F23Q7/12
CPC分类号： F23N5/203 , F23Q7/12 , F23N2025/08 , F23N2027/42 , F23N5/12
摘要： A low cost hot surface ignition system particularly adapted for use in gas furnaces and the like, the system including low voltage control and timing circuitry effective to control a gas valve and high voltage ignition circuitry incorporating a hot surface silicon carbide igniter disposed in the path of incoming gas and in the heat of the flame when ignition is achieved to effect flame rectification resulting in flame sensing. The system also provides fail-safe operation or safety shutdown of the associated furnace if ignition is not achieved or in the event of a failure of a component of the system.
摘要翻译：一种特别适用于气体炉等的低成本热表面点火系统，该系统包括有效控制气阀的低压控制和定时电路，以及结合热表面碳化硅点火器的高压点火电路，进入气体并且在点燃时实现火焰的热量，以实现火焰整流，从而导致火焰感测。如果没有实现点火或者在系统的部件发生故障的情况下，系统还提供相关炉的故障安全操作或安全关闭。

75. 发明授权

US4971549A Fuel control unit for a gas furnace and method of making the same 失效
标题翻译：用于燃气炉的燃料控制单元及其制造方法
公开(公告)号：US4971549A
公开(公告)日：1990-11-20
申请号：US380893
申请日：1989-07-14
申请人： Frederick J. Geary
发明人： Frederick J. Geary
IPC分类号： F23N5/12
CPC分类号： F23N5/123 , F23N2027/30 , F23N2029/00 , F23N2035/14
摘要： A control unit for a gas furnace that has an electrically operable pilot gas valve and an electrically operable main gas valve and a method of making the control unit are provided, the control unit comprising an electrical circuit having a gas valve section that comprises a silicon controlled rectifier and a first capacitor and a second capacitor so electrically interconnected together that the capacitors are adapted to be charged on each half wave cycle of a certain polarity of an alternative current source that is imposed on the circuit and that second capacitor is adapted to discharge through a relay coil that controls the gas valve to energize that relay coil only when the silicon controlled rectifier conducts, the silicon controlled rectifier being adapted to conduct only when the first capacitor is discharged, another section of the electrical circuit being adapted to discharge the first capacitor only on each half wave cycle of the other polarity of the alternative current source.
摘要翻译：提供了一种具有电气操作的先导气体阀和电气可操作的主气体阀的气体炉的控制单元以及制造该控制单元的方法，所述控制单元包括具有气阀部分的电路，所述气路部分包括硅控制整流器和第一电容器和第二电容器电气互连在一起，使得电容器适于在施加在电路上的替代电流源的特定极性的每个半波周期上充电，并且第二电容器适于通过继电器线圈，仅在所述可控硅整流器导通时控制所述燃气阀对所述继电器线圈通电，所述可控硅整流器仅在所述第一电容器放电时适于导通，所述电路的另一部分适于对所述第一电容器仅在每个半波周期的另一极性的替代电流源 e。

76. 发明授权

US4971095A Fuel control valve construction, parts therefor and methods of making the same 失效
公开(公告)号：US4971095A
公开(公告)日：1990-11-20
申请号：US483090
申请日：1990-02-20
申请人： Samuel T. Kelly , Jay R. Katchka
发明人： Samuel T. Kelly , Jay R. Katchka
IPC分类号： F23N1/00 , F23N5/10
CPC分类号： F23N1/005 , F23N5/107 , F23N2035/14 , F23N2035/18 , Y10T137/1516
摘要： A fuel control valve construction, parts therefor and methods of making the same are provided, the construction comprising a housing having an inlet adapted to be interconnected to a fuel source and an outlet adapted to be interconnected to a main burner, the housing having a pilot outlet adapted to be interconnected to a pilot burner for the main burner, the housing having a pilot valve seat and a main valve seat for interconnecting the inlet respectively with the pilot outlet and the main outlet, the housing having a movable pilot valve member for opening and closing the pilot valve seat and a movable main valve member for opening and closing the main valve seat, the housing having a movable lever carrying the pilot valve member and the main valve member and having a manually operable actuator for controlling the operating positions of the lever.

77. 发明授权

US4947891A Fuel control device, fuel control system using the device and method of making the device 失效
标题翻译：燃油控制装置，使用装置的燃料控制系统和制造装置的方法
公开(公告)号：US4947891A
公开(公告)日：1990-08-14
申请号：US378972
申请日：1989-07-12
申请人： Francis S. Genbauffe
发明人： Francis S. Genbauffe
IPC分类号： F16K5/02 , F16K5/10 , G01J9/02
CPC分类号： F16K5/10 , F16K5/0207 , G01J2009/023 , Y10T137/87386 , Y10T137/87523 , Y10T137/87547
摘要： A fuel control device, system using the device and method of making the same are provided, the device comprising a housing having a passage therethrough for interconnecting a fuel source with a main burner, a throttle valve unit disposed in the passage for throttling fuel flow through the passage to the burner, and a selector operatively interconnected to the throttle valve unit to operate the same, the throttle valve unit comprising a pair of members one of which is substantially stationary and the other of which is rotable relative to the one member, the one member having a face and having an aperture interrupting the face thereof and passing therethrough, the other member having a face disposed in sliding engagement with the face of the one member for controlling the efffective opening of the aperture for fuel flow therethrough, the selector being operatively interconnected to the other member to rotate the same relative to the one member and thereby control the flow of fuel through the passage, the other member having an opening interrupting the face thereof and being adapted to overlap the aperture in various positions therewith for controlling fuel flow therethrough, the other member comprising a plug valve member.
摘要翻译：提供了一种燃料控制装置，使用该装置的系统及其制造方法，该装置包括具有通过其的用于使燃料源与主燃烧器相互连通的壳体的壳体，设置在该通道中用于节流燃料流过的节流阀单元通向燃烧器的通道，以及可操作地连接到节流阀单元以操作其的选择器，节流阀单元包括一对构件，其中一个构件基本上是静止的，而另一个构件相对于一个构件可旋转，一个具有一个表面并具有遮挡其表面并穿过其中的孔的构件，另一个构件具有与该构件的表面滑动接合的面，用于控制用于燃料流过的孔的有效开口，选择器为可操作地互连到另一个构件以使其相对于一个构件旋转，从而控制燃料的流动所述通道，所述另一构件具有打开其表面的开口，并且适于在其各个位置与所述孔重叠以控制燃料流过其中，所述另一构件包括旋塞阀构件。

78. 发明授权

US4935607A Control unit and method of making the same 失效
公开(公告)号：US4935607A
公开(公告)日：1990-06-19
申请号：US285723
申请日：1988-12-16
申请人： Brian J. Kadwell , Daniel L. Fowler , Gregory F. Gawron
发明人： Brian J. Kadwell , Daniel L. Fowler , Gregory F. Gawron
IPC分类号： G05D23/19 , H05B6/68
CPC分类号： H05B6/6405 , G05D23/1917 , H05B6/6432 , H05B6/645
摘要： A temperature regulating control unit and method of making the same are provided, the unit comprising a RTD temperature sensor, a unit for applying electrical signals to the sensor, and a microcomputer for receiving digital signals from the sensor in relation to the temperature being sensed by the sensor, the unit for applying electrical signals to the sensor applying a varying voltage to the sensor.

79. 发明授权

US4921210A Fuel control system, throttle valve unit therefor and methods of making the same 失效
标题翻译：燃油控制系统，节流阀单元及其制造方法
公开(公告)号：US4921210A
公开(公告)日：1990-05-01
申请号：US260817
申请日：1988-10-21
申请人： Donald W. Hutchison , Steven A. Kimmel , Raymond J. Bonkovich , James P. Chew , David J. Rath
发明人： Donald W. Hutchison , Steven A. Kimmel , Raymond J. Bonkovich , James P. Chew , David J. Rath
IPC分类号： F23N1/00
CPC分类号： F23N1/005 , F23N2023/04 , F23N2023/08 , F23N2023/20 , F23N2035/16 , F23N2035/22
摘要： A fuel control system, throttle valve unit therefor and methods of making the same are provided, the system comprising a burner, a source of fuel for the burner, and a throttle valve unit for interconnecting the source to the burner, the throttle valve unit having a movable valve member and a valve seat controlled by the valve member, the throttle valve unit having an electrically operated unit operatively associated with the valve member to control the position of the valve member relative to the valve seat so as to control the flame height at the burner, the electrically operated unit comprising a fixed magnet unit and a movable magnet unit each of which is adapted to provide a magnetic field that will react with the other magnetic field, one of the magnet units having an electrical conductor that is adapted to vary the force of its magnetic field in relation to the magnitude of an electrical current passing therethrough whereby the valve member is adapted to be positioned relative to the valve seat in relation to the effect created between the magnetic fields.
摘要翻译：提供了一种燃料控制系统，节流阀单元及其制造方法，该系统包括燃烧器，用于燃烧器的燃料源和用于将源与燃烧器互连的节气门单元，节气门单元具有可动阀构件和由阀构件控制的阀座，所述节流阀单元具有与阀构件可操作地相关联的电操作单元，以控制阀构件相对于阀座的位置，以便控制阀构件的火焰高度燃烧器，电动单元包括固定磁体单元和可移动磁体单元，每个磁体单元适于提供将与另一个磁场反应的磁场，其中一个磁体单元具有适于改变的电导体其磁场的力相对于通过其中的电流的大小，由此阀构件适于相对于t定位 o阀座与磁场之间产生的影响相关。

80. 发明授权

US4913101A Vehicle cooling system subassembly, parts therefor and methods of making the same 失效
标题翻译：车辆冷却系统组件，部件及其制造方法
公开(公告)号：US4913101A
公开(公告)日：1990-04-03
申请号：US329571
申请日：1989-03-28
申请人： Boyd P. Sliger
发明人： Boyd P. Sliger
IPC分类号： F01P7/16 , F01P11/04 , G05D23/13
CPC分类号： F01P11/04 , F01P7/16 , G05D23/022
摘要： A vehicle cooling system subassembly, parts therefor and methods of making the same are provided, the subassembly comprising an outlet housing having an opening therein, and a vehicle type thermostat disposed in the opening of the outlet housing and having a housing provided with a valve seat that is controlled by a movable valve member which is interconnected to a temperature responsive device that is carried by the thermostat housing, the outlet housing having a positioning device thereon, the thermostat housing having a positioning device thereon engaging the positioning device of the outlet housing to rotationally orient the thermostat in the opening of the outlet housing in a desired rotational position thereof, the outlet housing having a slot therein, the thermostat housing having a tab extending outwardly therefrom and wedgingly disposed in the slot to hold the thermostat in the opening of the outlet housing in the desired rotational position thereof.
摘要翻译：提供了一种车辆冷却系统子组件，其部件及其制造方法，该组件包括其中具有开口的出口壳体和设置在出口壳体的开口中的车辆型恒温器，并具有设置有阀座的壳体其由可调节阀构件控制，该可动阀构件与由恒温器壳体承载的温度响应装置相互连接，该出口壳体上具有定位装置，该恒温器壳体具有定位装置，该定位装置与出口壳体的定位装置接合，将出口壳体的开口中的恒温器旋转地定向在其期望的旋转位置，出口壳体在其中具有狭槽，恒温器壳体具有从其向外延伸的突出部，楔形地设置在槽中以将恒温器保持在开口中出口壳体处于其期望的旋转位置。

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