Abstract: A valve actuator for an associated valve which includes apparatus for opening and closing an associated valve and a first housing in which a first diaphragm is disposed to define first and second chambers on respective sides of the first diaphragm. The apparatus also includes a valve actuator having a housing in which is disposed a second diaphragm to define a third chamber. The valve actuator includes apparatus connecting the second diaphragm to the apparatus for opening and closing the valve; and fluid coupling apparatus connecting the second chamber and the third chamber. The apparatus for opening and closing the valve includes a crank arm carried on a shaft.

Abstract: A device for protecting the face including the eyes, nose, ears or mouth, which includes a rectangular shaped plastic member, first and second clips fixed to the rectangular shaped member, the first and second clips being disposed for engagement with associated eye glasses worn by the user of the device. In one form there is fixed to the top and sides of the rectangular shaped member a multiple layered fabric used as a head cover. The outer layer is fluid absorbent, the middle layer is fluid impermeable, the inside layer that touches the skin of the wearer is fluid absorbent. In one form of the invention a support frame is further included that comprises an elongated brow member, temple members having a curved section for engaging the ears of the user and respective hinge members joining the temple members and the elongated brow member, the clips are disposed on the rectangular shaped member for engagement with the temple members.

Abstract: Printing apparatus includes a print drum having a raised image for printing disposed on the circumference thereof and having a central bore, a shaft dimensioned for engagement with the central bore in the print drum and a scissor linkage supporting each end of the shaft. Each scissor arrangement comprises first and second pivotably connected arms, the opposite ends of the first and second pivotably connected arms are respectively connected to the shaft and the mounting plate and first and second pneumatic cylinders pivotably connected to the mounting plate and the respective ends of the shaft.

Abstract: Apparatus for environmental stress screening of electronic components includes a chamber having a wall defining an opening therein. A product carrier pallet has a portion dimensioned and configured to inserted in the opening. The portion of the product carrier pallet has a periphery and structure is provided to seal the periphery with respect to the opening. Structure is provided for conducting a plurality of electrical signals through the portion and for electrical coupling to the structure for conducting. The structure for electrical coupling is disposed outside of the product carrier pallet. The apparatus may include a zero insertion force connector. Other forms of the invention relate to a chamber having opposed aligned openings.

Abstract: An exerciser to develop muscles used in running in which a user stands on one foot and strokes a wheel with the other foot causing the wheel to rotate. The resistance to turning of the wheel which corresponds to horizontal force can be preset by the user. The rotational velocity attained by the wheel corresponds to leg speed when the foot hits the ground. The wheel is mounted on a hinge support so that the device also monitors stroke frequency and the vertical force with which the foot hits the wheel.

Abstract: A portable folding crane which includes an elongated base member having first and second axial extremities and first and second elongated telescoping legs. Each of the legs has first and second axial extremities and each of the first axial extremities is pivotally connected proximate to respective axial extremities of the base member. A telescoping column member has first and second axial extremities and the first axial extremity of the telescoping column member is pivotally connected to the base member. A boom member has first and second axial extremities and the second axially extremity of the telescoping column member being the first axial extremity of the boom member are pivotally connected. Apparatus for urging the boom member to pivot with respect to the column member is also provided.

Abstract: Apparatus for mounting and positioning an associated device such as a camcorder which includes a transmitter for producing a control signal, a substantially fixed platform and a control apparatus including a plurality of sensors disposed in a plane at angularly spaced intervals about a first axis. Each of the plurality of sensors is constructed to receive a first control signal radiated by the transmitter. The apparatus also includes structure to discriminate which of the plurality of sensors is receiving the control signal from the transmitter and utilizes that information to drive the servomechanism.

Abstract: A drill bit, circular saw blade, milling head or other cutting tool on which are disposed a repeating series of color coded marks spaced uniformly at small predetermined increments so that they can be seen and distinguished while the tool is in use and can therefore be used as depth gauges for cutting, shaping or drilling to a desired depth.

Abstract: A retaining apparatus for retaining an associated wire includes a first slot having a width that is substantially the same as the wire, including any insulation, that is to be retained. The first slot is dimensioned for snug engagement with the associated wire. A second slot intersects the first slot. The second slot has walls at least in some portion in the slot which have an interference with the associated wire to be retained.

Abstract: A luggage carrier for carrying luggage on the roof of a vehicle which includes a luggage platform, first and second concentric cover sections, and apparatus for mounting each of the cover sections for movement in a first direction.

Abstract: A cover assembly apparatus dimensioned and configured for engagement with an associated conduit body having an opening for access to the interior. The apparatus includes a generally plate shaped member, a bow shaped member having flanges extending from the extremities thereof, the flanges dimensioned and configured for engagement with an interface of the associated conduit body, the bow shaped member having a convex side thereof disposed in abutting relationship to the plate shaped member, and apparatus for urging the flanges against respective portions of the plate shaped member to cause the bow shaped member to be less bowed and thus to have a greater length intermediate length as measured between the respective flanges thereof.

Abstract: An electronic game which includes a generally planar board, at least one vehicle dimensioned and configured for movement along the board, indicia disposed on the board defining a start point and finish point, indicia disposed on the board representing a plurality of streets. The streets define a plurality of routes intermediate the start point and the finish point and game includes apparatus for measuring the speed of the vehicle along at least one of the routes. The game device also includes structure for defining a speed limit which is continuously varying independently of player action, and comparing the measured vehicle speed to the defined speed limit during play of the game.

Abstract: A transformer includes first and second coils which are generally cylindrical and having an outer circumferential surface, an inner diametral surface and first and second axial extremities. Shielding is disposed around the coils comprising a web shaped metallic, non-magnetic, electrically conductive generally rectangular first member. The first member has a first portion extending about substantially the entire inner diametral surface of the coils and has a plurality of tab shaped portions extending respectively about a substantial portion of each of said first and second axial extremities. A second non-magnetic, electrically conductive metallic member extending over substantially the entire circumferential extent of each coil.

Abstract: A mounting for a bearing which comprises a cavity which has at least a portion thereof formed in a spherical section and another portion of the cavity is in the form of a groove extending outwardly from the spherical section. Thus, either a bearing having an external envelope that is a sphere or a cylindrical section may be installed in the cavity.

Abstract: Apparatus for coupling the axial extremities of two associated inner ducts used for housing at least one fiber optic cable. The coupling includes first and second cylindrical sections, each having inner concave faces and outer convex faces and apparatus for engaging the axial extremities of the associated inner ducts. The apparatus for engaging is disposed on the inner face of the cylindrical sections. The apparatus also includes structure for providing mutual gripping between the first and second cylindrical sections. The structure for mutual gripping on the first and second cylindrical sections is disposed on the first and second cylindrical sections and functions only when the first and second cylindrical sections are engaged with at least one axial section of an inner duct.

Abstract: A transformer apparatus which includes a core and first and second coils which are each magnetically coupled to the core. Each coil is generally cylindrical and have a circumferential surface and first and second axial extremities. Shielding is disposed around at least the first coil comprising a web shaped metallic, non-magnetic, electrically conductive generally rectangular member. The member has a first portion extending around substantially the entire circumferential extent of at least one coil and the member further includes second and third portions extending respectively about a substantial portion of each of the first and second axial extremities.

Abstract: Apparatus for attachment to a pen or pencil to aid a student of penmanship and to assist that student in leaning the proper position of the student's fingers on an associated pen or pencil which includes a sleeve dimensioned and configured for engaging the forefinger and apparatus for securing the sleeve to the associated pen or pencil.

Abstract: A coupling which consists of first and second solid members. In one form a first coupling element has a recess therein and has a first boss disposed in the recess. The first boss and the recess each have a geometric axis. The axes of the recess and the first boss are disposed in generally parallel relationship. The first boss is disposed in eccentric relationship to the recess, the recess having a peripheral surface which is axially tapered. The coupling includes a second coupling element having a second boss having a peripheral surface dimensioned and configured for engagement with the recess. The second boss is an annulus and has a hole therein for receiving the first boss. The hole and the second boss each have a geometric axis, the axes of the hole and the second boss being generally aligned. The second boss has an exterior surface which is axially tapered and dimensioned for engagement with the recess. In one form of the invention one of the members is a furniture body and the other is a furniture leg.

Abstract: A hydraulic system which includes an auxiliary reservoir having an elastic fluid impervious chamber and apparatus for sealing the elastic fluid impervious chamber with the interior thereof in fluid communication with the inside of an associated fluid reservoir. Apparatus is provided for preventing excessive positive or negative pressure from building in the reservoir. Some embodiments may include a desiccant to dry the air which is within the reservoir above the liquid hydraulic fluid. A moisture indicator may also be used to visually verify that a tight vapor barrier is maintained. The extended surface area of the auxiliary reservoir also acts as a means of rejecting excess heat generated by the operating hydraulic system.