Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7152886 | Preconditioned air connector assembly for aircraft A connector for coupling a preconditioned air source to an aircraft is provided. The connector comprises actuating members rotatably secured to a body. In one embodiment, the actuating members are supported, at least partially, by an integrated bearing assembly. The... | 12/26/2006 |
| 7025385 | Coupling A coupling connects a first member and a second member. The first member has a first interlocking member extending radially outward from an outer circumferential surface of an axial end. The second member includes a second interlocking member extending radially inwa... | 04/11/2006 |
| 7017953 | Twist lock assembly A twist lock assembly includes an annular first flange at an open end of a first conduit attached to a fluid receiving component. The first flange has an alignment slot and at least one locking slot formed therein. A fluid conducting conduit has an annular second fl... | 03/28/2006 |
| 6941621 | Boat seat release system A boat seat release system for assisting in the efficient and safe removal of a boat seat from a taper lock base. The boat seat release system includes a collar attachable to a pedestal and a pedal pivotally attached to the collar for selectively engaging a taper lo... | 09/13/2005 |
| 6494502 | Connector for small animal cage systems A connector for joining two tubular members together includes inner and out concentric rings that are joined together in a manner that permits the outer ring to turn relative to the inner ring. The inner side of the inner ring has two seats to engage the ... | 12/17/2002 |
| 6471250 | Junction plate assembly for undersea hydraulic couplings An apparatus for moving together simultaneously male and female coupling members attached to manifold or junction plates is disclosed. The apparatus includes a sloped cam surface on the first or lower junction plate, and a central shaft having a cam follo... | 10/29/2002 |
| 6179346 | Pipe coupling device A releasable coupling device having a cam-type interengagement between the inner surface of a cap member and the outer surface of a gripping member. The coupling device including a primary arrangement of cams and guide surfaces engageable therewith, upon ... | 01/30/2001 |
| 6164708 | Adjustable safety and rapidly assembled connector An adjustable safety and rapidly assembled connector includes a first joint, a second joint, two connecting seats, and a locking device. A sealing ring is installed within the connecting end of the second joint. A buckling groove is installed external the... | 12/26/2000 |
| 5727592 | Pipe connector A pipe connector comprises sockets each having a rear cylindrical member connected to an associated one of first pipes, plugs each having a plug body connected to an associated one of the second pipes, and a locking mechanism, provided on each socket, for... | 03/17/1998 |
| 5310225 | Clamping connection made of plastic A releasable connection made of plastic includes a sleeve-shaped central body having a first end connectable with a tube-shaped part and a second end axially receiving a junction piece having a circumferentially extending clamping rib. A rotatable clampin... | 05/10/1994 |
| 5267759 | Connector assembly A connector assembly for resiliently actuated coupling of a first component of cylindrical configuration to a second component with a cylindrical recess utilizes a pair of interfitting inner and outer annular ring elements having first and second axial en... | 12/07/1993 |
| 5190321 | Arrangement for mounting a tube or member provided with a flange An arrangement for mounting a tube (4) provided with a flange in a hole (3) formed in a wall (2) comprises a locking ring (8) with at least three peripherally spaced apart seats (10) adapted to cooperate with a corresponding number of pins (9) which are f... | 03/02/1993 |
| 5080405 | Corrugated pipe coupling A pipe coupling for a corrugated pipe, comprises a pipe coupling main body including a cylindircal portion having a small-diameter through hole, a pipe coupling main cylindrical portion having a large-diameter through hole, a connecting stepped portion fo... | 01/14/1992 |
| 4733438 | Coolant hose clamp A coolant hose clamp, in which an outer ring is provided with an inner cam surface configured for radial displacement of a plurality of arcuately configured clamping shoes, positioned within a retaining ring assembly. Rotation of the cam ring by a simple ... | 03/29/1988 |
| 4436327 | Clamp joint for pipes Clamp joint for axially clamping together the end faces of two coaxial cylindrical members having identical diameters, the clamp joint including at least one first projection secured to one member near the end face thereof and at least one second projecti... | 03/13/1984 |
| 3995896 | Flexible joint for conduit A flexible joint for conduit includes inner and outer conduit members having telescoped end portions. The end portion on one member has a generally spherical surface portion facing toward the end portion of the other member and lying generally on the surf... | 12/07/1976 |
