Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 7338247 | Quick release fastener A releasable fastener for releasably engaging a bolt body has a generally cylindrical sleeve member having an inner surface closely spaced from an outer surface of the bolt body. A latch member having a contact surface is mounted on the sleeve member for movement be... | 03/04/2008 |
| 7326843 | Locking nut assembly for hi-hat clutch A locking nut assembly for hi-hat clutch comprises a main body having a bolt hole, a locking nut is disposed in the main body, the locking nut a central threaded opening for receiving a threaded stem of the hi-hat clutch, and a key bolt. The locking nut further havi... | 02/05/2008 |
| 7308763 | Sealant cutting tool with quick release, repositionable blade A sealant cutting tool including a handle defining a blade slot. Also included is a clamping bolt having a clamp axis transverse the blade slot, which clamping bolt is threadably engaged with the handle. In addition, a âTâ pull is operatively associated with the... | 12/18/2007 |
| 7218192 | Lockable fastener and circuit breaker employing the same A lockable fastener connects together a plurality of components of a circuit breaker and maintains electrical conductivity between the components while permitting relative movement therebetween. The lockable fastener includes a first clinch nut member and a second c... | 05/15/2007 |
| 7179035 | Locking nut A locking nut has an internal thread intended to be screwed up on a thread on a shaft and includes at least one locking element which, by way of at least one locking screw, is adapted to be pressed against the thread in the shaft, thereby locking the nut against uni... | 02/20/2007 |
| 7152699 | Connection rod and method for production thereof A connection rod (1) for rock drilling includes a first rod part (2) whidh has an external thread (4) provided at one end thereof, wherein the end of the rod opposite to the one end includes an end portion (6) which carries an internal th... | 12/26/2006 |
| 6682281 | Locking fastener apparatus A locking fastener apparatus for coupling objects together. The locking fastener apparatus includes a bolt having a head portion and a shaft portion with a plurality of shaft slots along the shaft. A nut has a threaded hole for threadably receiving the sh... | 01/27/2004 |
| 6546766 | Lock nut A lock nut designed for securing a nut on bolt, specifically for those situations in which the bolt cannot be rotated and the bolt is located proximate to an object that can obstruct the ability to rotate the lock nut on the bolt. The lock nut can change ... | 04/15/2003 |
| 6346114 | Adjustable length member such as a cap of a lancet device for adjusting penetration depth Adjustable length element includes a first member having threads and a second member having threads. The adjustable length member also includes at least one protrusion on one of the first member and the second member, with the at least one protrusion bein... | 02/12/2002 |
| 5685681 | Lubricated spindle and nut system with improved nut retention The system includes a spindle having a threaded end and a lubricated area spaced from the threaded end, the spindle having a longitudinal axial lubricant passageway extending from the spindle end and terminating adjacent the lubricated area. A lateral lub... | 11/11/1997 |
| 5360302 | Internal impacted screw-locking pellet An elongate fastener having an engaging surface engageable with an engaging surface of a fastener's mate includes a hole extending through a portion of the fastener and having a top opening and a bottom floor, a locking pellet disposed near the bottom flo... | 11/01/1994 |
| 5133631 | Self-locking threaded fastener This invention provides a temperature responsive self-locking fastener which includes a threaded shank and a threaded mating element both having approximately equal coefficients of thermal expansion and a temperature responsive locking member having a coe... | 07/28/1992 |
| 4643460 | High pressure concrete line coupling clamp with limit adjust apparatus A concrete pumping pipe coupling operates at nominal pressures of 2,000 psi and momentary peaks in excess of 3,000 psi. A two-piece hinged coupling forms a cylindrical enclosure encircling adjacent pipe ends. A two-piece latch releasably interconnects the... | 02/17/1987 |
| 4475858 | Threaded member having resilient insert An adjustable threaded member for repeated adjustment to selected position in which a nylon insert acts against complementary threads to frictionally resist rotation of the threaded members. The nylon insert is in a recess, at least one outer end of which... | 10/09/1984 |
| 4378184 | Rotary tool cutting insert An improved cutting insert for rotary cutting tools is disclosed. The cutting inserts are characterized by a center bushing made of metal that is softer than the conventional sintered tungsten carbide or titanium carbide used for the cutting body of the i... | 03/29/1983 |
| 4352686 | Spinner rotating apparatus Apparatus for rotating a spinner comprising a rotatable cap means, a quill upon which said spinner is mounted for rotation, and a threaded insert adapted to transmit a drive force from the rotatable cap means to the quill, where a stop means is mounted on... | 10/05/1982 |
| 4294570 | Lockable cap screw A lockable cap screw comprises at one pin which is coupled to an actuating member and by means of the latter can be shifted to an operative position, in which the pin protrudes outwardly and from said operative position back to a position of rest, in whic... | 10/13/1981 |
