Quotables
"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 |
| 4463237 | Pushbutton assembly with integral bias means A pushbutton assembly for a switch includes a cylindrical housing having an axial bore therethrough, one end of the housing being enlarged to define a cup-shaped cavity communicating with the bore. An elongated tubular actuator body is reciprocally movabl... | 07/31/1984 |
| 4447859 | Modular flash system A modular photographic flash system includes a plurality of housings, some possibly empty and some containing flash units, interconnected to form a desired flash unit array. Each housing includes a hollow cylindrical member substantially square in transve... | 05/08/1984 |
| 4441021 | Luminosity probe for diesel engine timing apparatus The probe includes a tubular housing having a first portion and a second portion. The first portion is adapted to be mounted in place of the glow plug of a selected engine cylinder. A light pipe within the first portion directs light from the combustion z... | 04/03/1984 |
| 4438930 | Rollover switch apparatus The rollover switch apparatus includes a one-piece plastic base, a switch attached thereto and a one-piece plastic actuator having an arm pivotally attached to the base and means engaged by the rolling pinball to move the actuator from its rest position t... | 03/27/1984 |
| 4438929 | Drop target with cam means A target member in a drop target assembly of a pinball game has a cam surface formed on the rear surface thereof and adapted for camming engagement with the assembly frame when the target member is deflected by a pinball and unlatched from its raised cond... | 03/27/1984 |
| 4438928 | Pinball game with ganged kicker mechanisms A pinball game includes plural parallel columns of kickers, each kicker being responsive to ball impact thereon for propelling the ball therefrom in a predetermined direction. Each kicker is rotatable for varying the predetermined direction and the kicker... | 03/27/1984 |
| 4437664 | Pin ball game with oscillating shooter A pin ball game includes a ball receptacle which has associated therewith a rotary oscillating shooter for propelling the ball from the receptacle and along the playfield board in the direction of a predetermined axis which oscillates with the shooter. Wh... | 03/20/1984 |
| 4436971 | Snap-in switch mounting structure The mounting structure includes a pair of side abutments, upper and lower abutments, and front and rear abutments into which a rectangular parallelepiped body of a leaf spring switch is snap fit.... | 03/13/1984 |
| 4431990 | Selective call communication receiver The receiver comprises a processor circuit which receives and processes a modulated carrier wave. The modulation is a code consisting of a single tone or a sequence of tones, followed by intelligence signals. The processor circuit separates the code and t... | 02/14/1984 |
| 4429279 | Variable bandwidth filter The filter has a fixed Q and is coupled to a source of AC signals. A source of pulses is applied to a variable-voltage circuit, the circuit being responsive to each pulse to produce a threshold voltage which varies from a first value toward a second value... | 01/31/1984 |
| 4426081 | Drop target apparatus The drop target apparatus includes a frame for attachment to the underside of the playfield board of a pinball game. A frame carries a target member which is vertically movable between a raised position above the playfield board and a retracted position. ... | 01/17/1984 |
| 4421318 | Adjustable rebound apparatus A ball rebound apparatus includes a part-cylindrical rebound panel with attachment flanges at the lateral extremities thereof and with parallel end walls closing the axial extremities thereof. The panel is mountable on and between two adjustable, triangul... | 12/20/1983 |
| 4419765 | Signal absence detector The signal absence detector controls an operator circuit which periodically provides an operator signal to render the processor circuit in a communication receiver operative. The absence detector responds to a processed signal which is not of a predetermi... | 12/06/1983 |
| 4419555 | Illuminated push-button switch assembly An illuminated push-button switch assembly includes a tubular housing closed at one end thereof by a base member having a lamp receptacle disposed within the housing and switch-mounting arms disposed externally of the housing. A leaf switch is mounted bet... | 12/06/1983 |
| 4418333 | Appliance control system An appliance control system includes a central control unit and a plurality of slave units each including a user-programmable microprocessor and respectively plugged into outlet sockets of a power main in a building, appliances being respectively coupled ... | 11/29/1983 |
| 4417211 | Apparatus for determining the advance of a timing light A first pulse train is generated by a phase-locked loop circuit of which the frequency is adjustable to correspond to engine speeds of between 10 and 9,990 rpm. The pulse train is again divided to furnish a second pulse train for use in firing the timing ... | 11/22/1983 |
| 4416338 | Control mechanism for a pneumatic tool Control mechanism for a pneumatic hand tool which provides improved performance, speed regulation and control of the tool in air pressure ranges up to at least 116 pounds per square inch gauge (psig). A pneumatic hand tool embodying subject control mechan... | 11/22/1983 |
| 4414612 | Hand-held light with means for controlling beam width A flashlight has a battery housing and a head. A carriage is slidably mounted on opposing walls of the head. The carriage carries a socket for holding a flashlight bulb. A tab on the carriage is accessible to one's finger to enable movement of the carriag... | 11/08/1983 |
| 4410881 | Electric horn with means for controlling curvature of the striker carrier The horn comprises a magnetically permeable housing with an electromagnet mounted therein and a diaphragm attached thereto. The electromagnet core may have an inclined bearing surface at one end thereof. A striker is disposed between the electromagnet bea... | 10/18/1983 |
| 4408928 | Connector having bending means A rectangular channel member has coplanar spaced-apart wall portions defining a slot therebetween and each having a flange extending from the slot inwardly of the channel member and away from the other wall portion at an acute angle. A generally U-shaped ... | 10/11/1983 |
| 4404865 | Trackball device A trackball device includes a housing containing a plurality of rotatable supports and a ball seated thereon with a portion of the ball projecting through an opening in the housing for manual rotation by a user. First and second ones of the supports compr... | 09/20/1983 |
| 4402222 | Bolt load determining apparatus A first signal at a first frequency which is a selected harmonic of the resonant frequency of a bolt in a first loaded condition is determined. Then there is determined a second signal at a second frequency being the same harmonic of the resonant frequenc... | 09/06/1983 |
| 4398718 | Illuminated flipper assembly The flipper assembly has a transparent flipper carried by a rotatable flipper shaft. A light shaft extends through the flipper shaft and is fixed to the pinball game. A bulb is located in the flipper and is carried by the bulb shaft.... | 08/16/1983 |
| 4394422 | Bonded structure and process of making same Two ferrous-based components are bonded together to form a bonded structure and simultaneously a layer is diffused into the surfaces of the components. The process involves first placing the components in juxtaposition, and contacting the juxtaposed compo... | 07/19/1983 |
| 4385398 | Selective call communication receiver A decoder circuit responds to a given code to provide an enabling signal for rendering an audio circuit operative. A push-button switch actuatable to monitor the channel is associated with timer and electronic switch. One connection places the receiver in eith... | 05/24/1983 |
| 4383630 | Rail lifting and cutting machine An apparatus or machine for simultaneously removing and in situ severing of rails from a rail bed to produce a plurality of rail sections of predetermined lengths including a sled frame defining a rail channel with a block or blade mounted on the sled fra... | 05/17/1983 |
| 4382166 | Joystick with built-in fire button A joystick apparatus includes a tiltably mounted tube and a rod reciprocally movably axially therethrough. The tube has a frustoconical first actuator at one end thereof for operating engagement with a selected one or more of a plurality of first switches... | 05/03/1983 |
| 4376442 | Coin Assorter A fare collection system using a bus fare box that receives and counts paper currency and paper transfers and tickets into a paper collection chamber and receives and counts coins into a coin collection chamber and receives and collects operating data int... | 03/15/1983 |
| 4375415 | Device and method for continuously fractionating blood to produce plasma An apparatus, system and process for continuously fractionating blood in which blood from a donor is passed along a semipermeable membrane through which passes a fraction to be collected. Turbulent blood flow is maintained to prevent a filter cake from bu... | 03/01/1983 |
| 4373384 | Diesel engine timing apparatus The apparatus comprises a luminosity probe to provide an electrical signal in response to the combustion event in a diesel engine and also comprises a probe to provide another electrical signal indicative of top dead center. Both electrical signals are pr... | 02/15/1983 |
| 4373123 | Studded mounting structure for switch The mounting structure includes a block having a bore therein and a stud thereon, their axes being substantially parallel. A leaf spring switch has two leaf springs carried by a body having a pair of bores. The surfaces of the block and the body are in ju... | 02/08/1983 |
| 4372995 | Process of making surface alloyed parts Predetermined diffusing elements such as chromium and/or aluminum are diffused into the surface of a ferrous-based part while preventing, or at least minimizing, bonding of portions of such part to each other or to a fixture with which the part is process... | 02/08/1983 |
| 4372478 | Fare collection system and components thereof A fare collection system using a bus fare box that receives and counts paper currency and paper transfers and tickets into a paper collection chamber and receives and counts coins into a coin collection chamber and receives and collects operating data int... | 02/08/1983 |
| 4372451 | Gravity-feed storage and delivery system A gravity-feed merchandise storage and delivery rack includes upstanding support columns and a plurality of vertically-spaced storage shelves mounted upon the support columns by means of mounting clips; each storage shelf includes rearward and forward sid... | 02/08/1983 |
| 4371090 | Secondary seal for floating roof storage tank A floating roof storage tank having an upstanding tank shell for containing liquid to be stored and having therein a floating roof floating on the surface of the stored liquid, a primary seal interconnecting the floating roof and the tank shell, and an an... | 02/01/1983 |
| 4370324 | Method and composition for treating and preventing irritation of the eyes A method and composition for preventing and treating irritation of the eyes wherein a tricyclic anti-depressant applied to the eyes is effective to prevent irritation and a combination of the tricyclic anti-depressant with a vasoconstrictor is effective t... | 01/25/1983 |
| 4369660 | Electronic pressure measuring apparatus There is disclosed a transducer to sense the vacuum in the intake manifold of an engine or other chamber. The electrical signal it produces is converted into digital signals for operating a liquid crystal display. The output of the transducer is also coup... | 01/25/1983 |
| 4369044 | Leveling system for dry seal gasholders In a dry seal gasholder cylindrical storage tank with a vertically-movable piston, an improved piston leveling system includes a vertically-movable weight outside the tank and connected by equal-length cables to spaced-apart support points on the piston a... | 01/18/1983 |
| 4364581 | Foldable implement frame and hitch A foldable implement frame and hitch for attachment to a draft vehicle with a three-point hitch, including a support frame carrying a support wheel, a support wheel motor for moving the support wheel between a working position and a transport position, a ... | 12/21/1982 |
| 4362300 | Cap for pinball game rebound device An automatic rebound device for a pinball game has a cylindrical pedestal portion which projects above the playfield board and carries an electric lamp therein, the pedestal having an annular attachment flange at its upper end with vertical openings there... | 12/07/1982 |
