Device responsive to vehicle loading with signal generating means for brake actuation
    31.
    发明授权
    Device responsive to vehicle loading with signal generating means for brake actuation 失效
    用于制动器致动的信号发生装置响应于车辆负载的装置

    公开(公告)号:US3891280A

    公开(公告)日:1975-06-24

    申请号:US31011672

    申请日:1972-11-28

    CPC classification number: B60T8/1856 G01G19/10 G01L1/02

    Abstract: A force transmitting device for automotive vehicle use has a piston movable under force such as weight appearing between two vehicle parts. A plastic deformable body within the piston communicates with a rod biased by an adjustable spring to transmit movement as a function of the force. Coupled to the rod is a valve which controls a supply of compressed air for example, that can be released whenever the vehicle load exceeds a predetermined value.

    Abstract translation: 用于机动车辆的力传递装置具有可在两个车辆部件之间出现的诸如重量之类的作用力的活塞。 活塞内的塑性变形体与由可调节弹簧偏置的杆连通,以作为力的函数传递运动。 与杆连接的是控制例如每当车辆负载超过预定值时可以释放的压缩空气的供给的阀。

    Rce differential pressure transducer and readout for sensing claw grip fo
    33.
    发明授权
    Rce differential pressure transducer and readout for sensing claw grip fo 失效
    RCE差压变送器和读数传感器

    公开(公告)号:US3759092A

    公开(公告)日:1973-09-18

    申请号:US3759092D

    申请日:1971-06-09

    Applicant: US NAVY

    Inventor: FISHEL K

    CPC classification number: G01L1/02

    Abstract: A SUBMERSIBLE HAVING AN EXTERNALLY MOUNTED HYDRAULIC SYSTEM IS PROVIDED WITH A DIFFERENTIAL PRESSURE TRANSDUCER CONNECTED BETWEEN THE SUPPLY AND RETURN LINES WHICH ARTICULATE A REMOTELY DISPOSED CLAW. THE TRANSDUCER IS RESPONSIVE TO PRODUCE A SIGNAL REPRESENTATIVE OF THE PRESSURE DIFFERENTIAL BETWEEN THE INTERNAL PRESSURES IN THE LINES. THIS SIGNAL IS FED THROUGH THE PRESSURE HULL OF THE SUBMERSIBLE TO AN INTERNALLY CARRIED METER TO ENABLE THE DETERMINATION OF THE CLAW''S

    GRIPPING FORCE. ALTHOUGH THE METER ACTUALLY "READS" DIFFERENTIAL PRESSURE, IT IS CALIBRATED IN UNITS OF GRIP FORCE, IN THIS CASE, POUNDS (OF FORCE). THIS IS POSSIBLE BECAUSE THE DIFFERENTIAL PRESSURE IS PROPORTIONAL TO THE CLAW GRIP FORCE. BEING THUSLY ARRANGED, THE SENSING OR READOUT DEVICES ARE REMOVED FROM THE NEAR PROXIMITY OF THE CLAW AND ARE LESS VULNERABLE TO DAMAGE.

    Zero deflection load transducer
    34.
    发明授权
    Zero deflection load transducer 失效
    零偏载荷传感器

    公开(公告)号:US3613441A

    公开(公告)日:1971-10-19

    申请号:US3613441D

    申请日:1970-01-19

    Applicant: US ARMY

    Inventor: PAPIRNO RALPH R

    CPC classification number: G01L1/083 G01L1/02

    Abstract: A LOAD TO BE MEASURED TENDS TO DEFLECT, CRUSH OR WARP A RING TYPE OF TRANSDUCER. HOWEVER, A SENSOR DETECTS THE SLIGHTEST DEFLECTION OR WARPING OF THE RING AND ACTUATES APPARATUS TO RESTORE THE RING SO THAT THE NET RESULT IS SUBSTANTIALLY ZERO DEFLECTION OF THE TRANSDUCER RING. THE FORCE REQUIRED OF THE APPARATUS, TO HOLD THE TRANSDUCER RING OR TO RESTORE THE RING TO ZERO DEFLECTION, IS PROPORTIONAL TO THE FORCE APPLIED TO THE RING. BY MEASURING THIS FORCE, BY A HYDRAULIC PRESSURE GAGE, FOR EXAMPLE, THE MAGNITUDE OF THE LOAD TO BE MEASURED CAN BE ASCERTAINED. IN SIMPLE TERMS, A "HEAVY DUTY" YET VERY SENSITIVE SCALE IS PROVIDED TO INDICATE LIGHT OR HEAVY WEIGHT OR FORCE. NEVERTHELESS, THE SENSING ELEMENT INCURS SUBSTANTIALLY ZERO DEFLECTION. AND, THIS IS TRUE EVEN WHEN COMPARATIVELY LIGHTWEIGHT AND INEXPENSIVE APPARATUS IS USED.

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