Did You Know...
...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.
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| Number | Title | Issue Date |
| 7815407 | Self-drilling anchor A self-drilling anchor is provided which includes an elongated tapered plastic body and anchor assembly. The body has an external helical threaded portion, a central clear bore for receiving the anchoring assembly, two diametrically opposed break-away slotted portio... | 10/19/2010 |
| 7226261 | Toggle assembly A toggle assembly is provided for use with a fastener to engage a supportive structure. One or more teeth are positioned adjacent a lower peripheral edge of one or both of the toggle wing members. The teeth are oriented to engage a rearward surface of the supportive... | 06/05/2007 |
| 7065963 | Vibration and heat insulating board A vibration and heat insulating board fixed so as to cover at least part of a heat source while forming a gap against the heat source surface, in order to lessen diffusion of heat from the heat source fixed in a vibration source, in which the heat source and the vib... | 06/27/2006 |
| 6913430 | Board anchor A board anchor comprising a screw shaft, freely rotating anchor section attached to the screw shaft via a spring and stop attachment for re-positioning the anchor section in a crosswise position against the screw shaft from a position parallel with the screw shaft, ... | 07/05/2005 |
| 6588543 | Spring-loaded dog assembly which enables a bezel of a speaker system and structure holding electric device to be mounted in ceilings and walls without having to use external retaining means A mounting bracket comprises a plurality of spring-loaded dog assemblies for retaining a bezel to a ceiling or wall of a building structure without having to use external attachments. Each dog assembly has a dog tower which is molded to the rear the bezel... | 07/08/2003 |
| 6023901 | Self-drilling wall repair jack A repair device which is used to restore planarity to concave damage in a drywall board, which is quickly installed by chucking to a reversible power driver in the manner of a drill bit, thus creating its own hole. The device is inserted into the wall cav... | 02/15/2000 |
| 5904462 | Structural beam locking bolt A locking bolt for helping make connections between beams and columns of a building under construction includes an elongated body having a rear threaded section. This threaded section connects with a smooth toggle section having a rounded front end. An in... | 05/18/1999 |
| 5702218 | Fastener A toggle fastener which eliminates the need for time-consuming manipulation of a fastener nut comprises a bolt with a head and a stop collar adjacent the bolt head, a wing toggle threaded onto the free end of the bolt, and a spring which extends from the ... | 12/30/1997 |
| 5381308 | Electrical component arranged for locking and electrically conecting in an opening of a panel fromexternally of the panel A device and method for locking an electrical component, having a body and a flange portion, with a panel through a panel opening, in which the flange abuts a first face of the panel, which includes moving an actuator on the body of the component to displ... | 01/10/1995 |
| 5179617 | Device for use in connecting optical fibre cables To connect optical fibre cables to a terminal, the cable is provided with an end fitting by which it can be connected to the terminal. The end fitting includes a nut which makes the connection with the terminal. A connection device is fitted over the cabl... | 01/12/1993 |
| 5146831 | Quick release cutting hub assembly I provide the quick release cutting hub assembly for a pelletizer with a cutting plane formed between a cutter and a die plate comprising a pelletizer shaft having a bore, a cutter assembly supporting the cutter and a support means mounted on one end of t... | 09/15/1992 |
| 4886405 | Wall mounting device A device for bolting an article to a wall board, using a pre-drilled hole in the wall, is disclosed. The device comprises a volt, and an anchoring portion threadedly mounted to the bolt. This anchoring portion is resiliently deformable in one direction wh... | 12/12/1989 |
| 4764065 | Wall anchor An anchor for attaching cables or other devices to a wall structure comprises a hollow metal cylinder having a pair of wing members pivoted within the cylinder and extending through opposing openings in the sides of the cylinder. The wings are spring bias... | 08/16/1988 |
| 4722649 | Releasable fastening device A releasable fastening device for securing workpieces together in a firm and intimate relationship is disclosed. The fastening device is sometimes referred to as a "blind fastener". The fastener comprises a bolt member including a head located on one end ... | 02/02/1988 |
| 4500239 | Interlocking toggle bolt Toggle bolt (10) which can be set interlockingly in an undercut bore (12) and having locking elements disposed for pivoting on the toggle bolt front end and biased by a spring (32) for an excursion into the position of engagement with the undercut (16). T... | 02/19/1985 |
| 4476088 | Latching devices and nuclear reactors incorporating such latching devices A latching device for use in nuclear reactors. The device is used to latch outer housing assemblies to the reactor core. The device contains a shear pin which does not break under normal loading imposed by movement of absorber rod assemblies, but which sh... | 10/09/1984 |
| 4449873 | Fastener for attaching articles to a penetrable surface A fastener assembly for attaching articles to a penetrable surface such as drywall material found in the interiors of buildings. The assembly is comprised of a fastener, which fastener has a threaded shank with a pointed end and either a head or a second ... | 05/22/1984 |
| 4315708 | Positively locking toggle Toggle (10) which can be set form-fittingly on the undercut surface of a bore, having an elongated fastening bolt (18) on whose bore-internal end locking elements (22) are mounted, which can be rocked outwardly by a conical component (28) disposed axially... | 02/16/1982 |
| 4283986 | Self-penetrating wallboard anchor A self-penetrating fastener assembly for anchoring in wallboard has a pointed anchor member and a threaded fastener. The anchor member has a longitudinal recess formed by semicylindrical segments which intersects an aperture that extends through the ancho... | 08/18/1981 |
| 4197781 | Screw anchor A removable and reusable plastic screw anchor for fastening fixtures and other objects to a hollow wall. The anchor includes a four-legged diamond-shaped shank whose front legs are joined together by a front apex hinge and whose rear legs are joined to th... | 04/15/1980 |
| 3995923 | Panel locking arrangement A lock arrangement for securing a first panel to a second panel, and including a bolt having a head formed to the outer end of a shaft. A resilient means encircles the shaft and is operatively associated with the first panel, and the head of the bolt is o... | 12/07/1976 |
