"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
Dr. Alfred Velpeau, French surgeon ; 1839
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| Number | Title | Issue Date |
| 8151638 | Spring force component tester A spring force component tester for determining a load distribution on each end of a spring of generally cylindrical shape using three, mutually-parallel load cells. One tester includes a lower plate and an upper plate movable with respect to the lower plate. Each p... | 04/10/2012 |
| 7624631 | Leaf spring load measuring device and program A leaf spring load measuring device of the present invention comprises a weighing mechanism, a measuring mechanism, a metering mechanism, and a control mechanism. The weighing mechanism applies a load heavier than a working load to a leaf spring, thereby bending the... | 12/01/2009 |
| 7434458 | Universal spring mechanism for automobile suspension system design A method for determining coil spring force line range corresponding to specific damper friction values using a universal spring mechanism and using the determined force line range in coil spring design. The method includes securing the mechanism to a suspension syst... | 10/14/2008 |
| 7418858 | Method and system for ripple-spring compression assessment A method and system for directly measuring the compression of a ripple spring (23) in a dynamoelectric machine through a corresponding wedge (27). A compression-assessment tool (3) is provided that includes a carriage (32) for supporting ... | 09/02/2008 |
| 7415875 | Belt force measuring device A belt force measuring device has a measuring spring (12), of which the strain is a measure of the belt force. The measuring spring (12) is arranged and formed as a tension spring in such a way that, depending on the belt force, the spring extends betw... | 08/26/2008 |
| 7401506 | Measurement method and device for the measurement of a path covered With a measurement method and a measurement device for the measurement of a path covered by a first object (1) in relation to a second object (2), a measurement body (3) is deformed by a relative movement of the objects and at least a first defo... | 07/22/2008 |
| 7367228 | (Seat) force measuring device with a spring housing, inductive sensor and stops The two housing parts are used as springing means which are mounted behind each other, thereby extending the full spring path. Despite the soft springs obtained by the housing, the individual housing parts can be manufactured from a stable material so that they rema... | 05/06/2008 |
| 7362109 | Gem tester using electrical photoconductivity Diamond look-alikes like cubic zirconium, moissanite and other synthetic stones, are distinguishable from nature diamonds based on their thermal and/or electrical conductivities. Germ testers that are on the market are capable of evaluating these two parameters as i... | 04/22/2008 |
| 7346996 | Apparatus and a method for assessing an anchorage position An apparatus for assessing a position of an anchorage of a child restraint anchorage system. The apparatus includes a base, a first slide assembly, and a second slide assembly. The first slide assembly is movably disposed on the base for engaging a seat back. The se... | 03/25/2008 |
| 7334489 | Dual rate force transducer A dual rate force transducer is disclosed. A spring is machined to have a first spring portion with a first spring rate, a second spring portion with a second spring rate, and a platen between the spring portions. A pair of flanges are affixed to the distal ends of ... | 02/26/2008 |
| 7302842 | Method and device for measuring a path that has been covered A displacement measuring device measures a path of a moving object that can be displaced in a direction has at least one first component that is allocated to the moveable object and a second, stationary component. The components are interlinked for the purpose of co... | 12/04/2007 |
| 7296463 | Measuring device for measuring positions or movements A measuring apparatus for measuring of positions or movements of two objects relative to one another with a force and/or moment sensor and a conversion spring element, with the force and/or moment sensor being elastically connected with one of the objects at least v... | 11/20/2007 |
| 7261006 | Blast pressure gauge Blast pressure gauges and methods for detecting blast pressure during a blast test. The gauges operate independently of power sources, are portable, and are used in harsh environments including test ranges. Each embodiment is constructed to detect blast pressures as... | 08/28/2007 |
| 7199312 | Weight scale for fluid collection bag of extracorporeal circuit A weight scale for a extracorporeal pump controller including: a load cell mounted to a support housing; a spring coupled to the load cell to apply a force to the load cell; a scale beam connected to the spring and at a proximal end connected to the support housing,... | 04/03/2007 |
| 7162919 | Blast pressure gauge Blast pressure gauges and methods for detecting blast pressure during a blast test. The gauges operate independently of power sources, are portable, and are used in harsh environments including test ranges. Each embodiment is constructed to detect blast pressures as... | 01/16/2007 |
| 7143643 | Spring load correction method and device A spring has a fixed end and a free end, the free end when elevated to a specific elevation from the fixed end produces a load on an object. A spring constant of the spring is calculated, a load correction amount for correcting load of the spring is calculated using... | 12/05/2006 |
| 7124598 | Pressure testing and refrigerant recharging conduit assembly for automobiles A combination pressure measurement/charging system may include a conduit coupled to a refrigerant can. The conduit may be coupled to a low-pressure side of a refrigerant system. The system may include a valve to control a flow of fluid through the conduit. Thus, a f... | 10/24/2006 |
| 7107781 | Pressure testing and refrigerant recharging hose assembly for automobiles A combination pressure measurement/refrigerant charging apparatus may include a shutoff valve that includes a piercing pin and a pressure gauge. The piercing pin may be used to pierce a refrigerant can. The pressure gauge may be used as a handle for operating the sh... | 09/19/2006 |
| 7110926 | Universal spring mechanism for automobile suspension system design A method for determining coil spring force line range corresponding to specific damper friction values using a universal spring mechanism and using the determined force line range in coil spring design. The method includes securing the mechanism to a suspension syst... | 09/19/2006 |
| 7069777 | Method, device, and system for measuring load on a spring A spring has a fixed end and a free end. A specific portion of the free end is elevated from the fixed end, and a load measuring device that measures the load on the spring is arranged so as to make a physical contact with the free end. An elevation is measured from... | 07/04/2006 |
| 7069778 | Fixture for testing spring squareness under a load A fixture and technique for testing a coil spring selected from a supply of springs. Each spring has an unstressed generally helical configuration and the test determines an excess departure from the helical configuration of a spring under a compressive load. The fi... | 07/04/2006 |
| 7060962 | Actuator and object detecting apparatus that uses actuator using distance detection An actuator includes a blade spring of which one end is fixed to a fixed member and other end is fixed to a movable member. A driving unit moves the movable member. A position detector detects a distance to a flat portion of the blade spring, and a calculating unit ... | 06/13/2006 |
| 7051588 | Floating platform shock simulation system and apparatus A shock simulation system including a support plane, a first mass element and a first spring element attached between the support plane and the first mass element. Also included, is a second mass element that is attached to the first mass element with a second sprin... | 05/30/2006 |
| 7021162 | Belt force measuring device A belt force measuring device has a measuring spring, the expansion of which is a measure of the belt force. It further has a detector which is arranged on the measuring spring rigidly to a first bearing of the measuring spring. Furthermore, a sensor element is prov... | 04/04/2006 |
| 6946843 | Test paddle having a universal binding post A testing device for connection to a relay is provided. The testing device comprises a binding post and a test paddle. The test paddle includes a body portion, a stud, a contact and a handle. The body portion has a stud opening, a contact opening associated with the... | 09/20/2005 |
| 6903561 | Circuitry for measuring mechanical stress impressed on a printed circuit board A circuit for measuring mechanical stress impressed on a printed circuit board includes a number of electrically conductive pads formed on at least one outer surface of the printed circuit board, and a resistive material applied in a pattern to the printed circuit b... | 06/07/2005 |
| 6810752 | Block test stand A block test stand includes a body having a base and two rods each having a first end secured on the base and a second end having a barrel laterally secured on the two rods. A bearing member is partially slidably received in the barrel. The bearing member includes a... | 11/02/2004 |
| 6704674 | Control system of tilt angle tester for seatbelt retractor and method therefor A control system for a seatbelt retractor for a seatbelt retractor is to perform the operating performance test of the retractor mounted on a holder structure with at least one sensor and a locking device cooperating therewith throughout a wider range of ... | 03/09/2004 |
| 6668639 | Plunger assembly having a preset spring force pre-load A uniformly preset spring force pre-load among a number of identical solenoid actuated valve assemblies (28) by uniquely adjusting the spring pocket length (L) of each respective plunger (12) to accommodate a respective spring (20) which is uniquely mated... | 12/30/2003 |
| 6385269 | Spacer spring force adjustment tool and method of adjusting the spacer spring force An adjustment tool is provided, having a probe, a head, an arm and a micrometer attached to the head. With the probe inserted into a spacer cell opening, the micrometer handle is rotated to a predetermined setting to pivot the arm. The opposite end of the... | 05/07/2002 |
| 6199427 | Apparatus and method for testing leaf springs A leaf spring test apparatus, generally comprising a frame constructed and arranged to support a first end and a second end of a leaf spring, a force applicator disposed on the frame for applying a force to a predetermined area of the leaf spring, a force... | 03/13/2001 |
| 6128950 | Spring testing containment A device which can be used to test heavy coil springs, which is of simple low-cost construction, but which is so designed that the spring can be readily mounted thereon for testing and can be readily removed when testing is completed, and will effectively... | 10/10/2000 |
| 6101231 | Nuclear fuel bundle spacer spring force measurement system The spring force measurement system includes a draw rod standard, an insertion tube and an extension tube, together with a cable received through the tubes connecting the standard and a load cell, in turn connected by the cable to a winch. The draw rod st... | 08/08/2000 |
| 6098446 | On head valve spring tester An apparatus for on head testing of a valve spring that biases a rocker arm assembly. The testing apparatus includes a trunnion body portion that is pivotally connected to a main body portion. A biasing member is movably mounted to the main body portion a... | 08/08/2000 |
| 6094980 | Torsion spring tester A torsion spring tester incorporates a microprocessor based data acquisition/control package and special tooling. The tooling makes calibration of the tester very easy. The combination of the tooling and control package permits acquisition, storage and tr... | 08/01/2000 |
| 6041667 | Method of operating an electromagnetic actuator with consideration of the armature motion A method of operating an electromagnetic actuator for actuating a setting member wherein the actuator includes at least one electromagnet supplied with current by a control device, and an armature that is operatively connected with the setting member to b... | 03/28/2000 |
| 5855138 | Torsion spring grading by hystersis averaging Torsion springs (1) are graded by both winding and unwinding them in a test fixture (20) having a central arbor (52a) and ledges (54,58) functionally corresponding to the use of the springs. This takes hysteresis into account. Data obtained at a known loc... | 01/05/1999 |
| 5832774 | Spring tester A spring tester has a hydraulic ram which urges a bearer plate towards a load cell to achieve a predetermined fixed spacing D between them. A replaceable spacer allows adjustment of the distance D to a distance d. A spring to be tested is compressed to th... | 11/10/1998 |
| 5713238 | Spring brake actuator with spring force measurement Measuring the force of a spring (28) in a spring brake actuator (10) comprising a housing (14) having an end wall (46), a spring plate (30) within the housing (14), the spring (28) being disposed between the spring plate (30) and the housing end wall (46)... | 02/03/1998 |
| 5579659 | Method for testing a spring pack of a motor operated valve A method and apparatus for testing a spring pack of a valve operator, the apparatus including a hollow housing with a coupling for attaching to the valve operator. A slider is received within the housing and moves therein when driven by a bolt that extend... | 12/03/1996 |