Quotables
"Inventing is a combination of brains and materials. The more brains you use, the less material you need."
Charles Kettering
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7337685 | Adjustable device An adjustable device is disclosed comprising two relatively re-orientatable members each having a lockable universal joint, and a connecting member for connecting the two relatively re-orientatable members whereby when the two relatively re-orientatable members are ... | 03/04/2008 |
| 7191711 | Shafting especially a cardan shaft and homokinetic bogie drive system for rail vehicles A shafting, particularly a cardan shaft for rail vehicles, has two cardan joints (4,5), each of which comprises two link forks (7–10) coupled to one another by a central part (6). The central part (6) comprises at least two partial elem... | 03/20/2007 |
| 7010952 | Device for holding at least one roller of a rolling machine A device for holding at least one roller of a rolling machine that can rotate about a rotational axis includes two holding arrangements that can be arranged on opposite faces of the roller viewed in the direction of the rotational axis. The device further includes a... | 03/14/2006 |
| 6877927 | Shaft coupler A shaft coupler to connect two coaxial segments of a drive shaft. Each segment includes a tongue, which tongues complement each other to transmit torque and resist axial separation. A bearing surface on each tongue lies within the locking angle of their material so ... | 04/12/2005 |
| 6702680 | Flexible coupling with retaining ring A flexible shaft coupling device having two hubs with jaws extending from each hub toward the other hub. A flexible elastomeric belt or cushions fill the gaps between adjacent pairs of jaws. A retaining ring is mounted around the belt or cushions to keep ... | 03/09/2004 |
| 6671475 | Drive power transmission device, image forming apparatus and process cartridge A transmission mechanism for transmitting rotation of a driving source in a main body to an object mounted on the main body for receiving the rotation, the transmission mechanism comprising a plurality of couplings provided at different positions along an... | 12/30/2003 |
| 6595893 | Freeing mechanism for motorized gear reducer A motorized gear reducer wherein a first external gear 41 is mounted on an input rotary shaft 11 coupled to a driving motor 3 and wherein a second external gear 43 is capable of engaging with the first external gear. The front end portion 63 of the first ... | 07/22/2003 |
| 6524191 | Inverted coupling assembly An inverted coupling for transmitting power between the shafts of an electric motor and a gear box pinion includes sleeve ring gears mounted on the respective shafts for rotation therewith and each sleeve ring gear having internal gear teeth that intermes... | 02/25/2003 |
| 6467565 | Shaft drive type power transmission A joint is sub-assembled on a front wheel propeller shaft side of a vehicle by integrally fitting one end of the joint to one end of the front wheel propeller shaft and covering the connection portion with a boot. This arrangement provides a shaft drive m... | 10/22/2002 |
| 6283869 | Toothed coupling The invention relates to a toothed coupling, especially a double toothed coupling, for rail vehicles, essentially consisting of a coupling housing (2) and at least one coupling component (3, 4) fitted inside the coupling housing (2), the coupling componen... | 09/04/2001 |
| 6171197 | Transmission coupling device The invention concerns a device for coupling the torque transmission between a primary shaft and a receiving shaft to enable an angular and/or radial misalignment and/or an axial displacement between the two shafts, comprising two hubs (2) each provided w... | 01/09/2001 |
| 6159102 | Flexible coupling A flexible shaft coupling device having two hubs with teeth extending from each hub toward the other hub. The teeth are in parallel alignment and spaced from each other. A flexible elastomeric belt fills the gaps between adjacent pairs of teeth. A retaine... | 12/12/2000 |
| 6093106 | Flexible coupling The tooth shape at around the pitch circle of the outer tooth gear of the pinion to be connected to the prime mover or driven shaft has a tooth surface which is in axial direction at around the central portion of the tooth width and which contacts at arou... | 07/25/2000 |
| 6050521 | Releasable coupling for a helicopter tail rotor power transmission line A releasable coupling for a power transmission line to a tail rotor of a foldable-tail-section helicopter, the coupling having a first and a second coupling assembly fitted respectively to the body and the tail of the helicopter, and which cooperate with ... | 04/18/2000 |
| 6024644 | Flexible couplings with walk-off detect and lock-on feature A flexible coupling of the type having hubs secured to aligned shafts and connected to one another through the use of a flexible belt surrounding the hubs is improved by forming axial and circumferential grooves on the exterior surface of the belt, each c... | 02/15/2000 |
| 6019684 | Compact flexible couplings with improved lock-on features A flexible coupling having hubs secured to aligned shafts and connected to one another through the use of a flexible belt surrounding the hubs is improved by forming axial and circumferential grooves on the exterior surface of the belt, each circumferenti... | 02/01/2000 |
| 6009609 | Drive line conversion process A drive line conversion process that utilizes the same drive and driven components for a full time all-wheel drive as a selectable two-wheel/four-wheel drive. A coupler or clutch ring which connects a drive member to a driven member is retained in positio... | 01/04/2000 |
| 5911630 | Flexible gear coupling The flexible gear coupling comprises a seal member 14 axially slidably disposed on the outer circumference surface of the connection portion 13b of the pinion 13, the each opposite end of the seal member 14 having a spherical seal surface 14a of the prede... | 06/15/1999 |
| 5908355 | Compact flexible couplings with inside diameter belt support and lock-on features A flexible coupling of the type having hubs secured to aligned shafts and connected to one another through the use of a flexible belt surrounding the hubs is improved by forming axial and circumferential grooves on the exterior surface of the belt, each c... | 06/01/1999 |
| 5738585 | Compact flexible couplings with inside diameter belt support and lock-on features A flexible coupling of the type having hubs secured to aligned shafts and connected to one another through the use of a flexible belt surrounding the hubs is improved by forming axial and circumferential grooves on the exterior surface of the belt, each c... | 04/14/1998 |
| 5679076 | Flexible gear coupling A flexible gear coupling which stirs the enclosed lubricant to extend the life of the lubricant. A stirring device is made of elastic material and has a first part which is fixed either to a sleeve or a pinion and a movable part which is moved by centrifu... | 10/21/1997 |
| 5595541 | Flexible adjustable shaft coupling A flexible coupling for two shafts rotatable generally about the same axis and having juxtaposed ends has respective end fittings fixed on the shaft ends and each having a radially outwardly directed outer surface, an elastically compressible sleeve havin... | 01/21/1997 |
| 5382194 | Plug-in axially and angularly yieldable toothed coupling for transmitting torque A yieldable coupling wherein an externally toothed hub which can transmit torque to a rotary driven unit mates with an internally toothed sleeve forming part of a flange further having a support connectable to the output element of a rotary driving unit a... | 01/17/1995 |
| 5360376 | Quick release disconnect coupling device for drive shaft segments A coupling device for transmitting torque between two rotating drive shaft segments. The coupling device includes a locking mechanism for preventing axial excursions of the drive shaft segments relative to one another when the drive shaft segments are cou... | 11/01/1994 |
| 5295911 | Horizontal shear mode flexible coupling A flexible coupling for joining two shafts having teeth of a first hub overlapping with teeth of a second hub, the teeth being engaged by projections of a split flexible belt wrapped around the coupling and held in place by a retainer ring.... | 03/22/1994 |
| 5286232 | Slip yoke assembly for output of power transmission device An annular propeller shaft (10) for transmitting torque from an automotive ehicle transfer case to the rear axle of the vehicle, the propeller shaft having an internal spline (16) which receives an externally splined portion (18a) of a drive shaft (18) at ... | 02/15/1994 |
| 5255895 | Gear transmission in a lifting machinery A gear transmission for a lifting machine has at least a one step cylindrical gear transmission rotatably carried at least partly inside a rope drum. The cylindrical gear transmission and a planetary gear transmission are coupled to constitute a combined ... | 10/26/1993 |
| 5139460 | Flexible couplings with end float limiting A flexible coupling of the type having hubs secured to aligned shafts and connected to one another through the use of a belt surrounding the hubs and engaging teeth on the hubs is improved by forming projections on the interior of the belt which engage co... | 08/18/1992 |
| 4969371 | Gear type flexible coupling A hob or shaper cutter for making a hub for a misalignment gear coupling having a hub and a sleeve. The hob or shaper cutter has cutting edges. Each cutting edge being inclined at a different angle to the center line of the tooth. The cutting edges are ad... | 11/13/1990 |
| 4925434 | Torsiconal tensioning device A tensioning device is provided for selecting and imparting torsional bias to a shaft and simultaneously providing a shock absorbing mechanism, the device including a first hub member selectively connectable to the shaft, a second hub member rotatable wih... | 05/15/1990 |
| 4913681 | Shock absorbing rotary gear coupling A gear coupling adapted to be capable of absorbing torsional shock loads between a power driven shaft 1 and a power drive shaft 2 comprises a drive member 3 and driven member 4 which extend from two sides into, and engage with, hollow intermediate member ... | 04/03/1990 |
| 4911678 | Labyrinth seal coupling A coupling including a seal which has an outer periphery that is adapted to be pressed into the inner periphery of a hollow cylindrical sleeve of a gear coupling. An annular flange is integrally attached to the ring and the flange extends radially inwardl... | 03/27/1990 |
| 4816007 | Radially interengaged vane coupling with circumferentially arranged resilient pads A flexible shaft-coupling device comprises an annular first coupling member having circumferentially spaced vanes extending radially inwardly from its inner periphery and a second coupling member located within the annular coupling member. The second coup... | 03/28/1989 |
| 4789376 | Gear type shaft coupling A gear-type shaft coupling for connecting shafts in an end-to-end relation, in which there are two hubs mounted on the ends of the shafts and sleeves disposed on the hubs and having internal gearing for meshing with external gearing on the hubs. A ring ov... | 12/06/1988 |
| 4662859 | Resilient shaft coupling device A coupling device comprising two bosses for respectively inserting therein each end of two shafts to be connected, a coupling member which is made of a resilient material and covers the bosses and a casing to fit the coupling member therein. The bosses ha... | 05/05/1987 |
| 4650441 | Flexible gear coupling inspection port An inspection port to permit inspection of internal gears in a flexible coupling of the type used to connect rotating shafts in machinery.... | 03/17/1987 |
| 4556398 | Hinge joint for a screw planetary hydraulic drill A casing having a gear ring formed on its inner wall and closed at each end with a cover is provided with two half-couplings arranged coaxially and having outer gear rings engaging the gear ring of the casing. A ball is disposed between the two half-coupl... | 12/03/1985 |
| 4472154 | Drive arrangement for transferring torque between two non-aligned shafts A drive arrangement is disclosed which provides for the transfer of torque between two non-aligned shafts. The drive arrangement includes an intermediate shaft having outwardly projecting claws secured to each end thereof which are engageable in a positiv... | 09/18/1984 |
| 4373925 | Elastic coupling In an elastic coupling with two similar central gears assemblable on respective shaft ends and having rows of teeth, respectively, disposed adjacent one another, and a planet gear with a row of teeth having an angular pitch equal to that of the rows of te... | 02/15/1983 |
| 4353781 | Device and process for cooling liquids containing solids The invention relates to a device for cooling liquids containing solids by expansion comprising of cyclone which consists of an inlet chamber and a separating part, the cross-section of the inlet chamber being 5 to 30 times greater than that of the produc... | 10/12/1982 |
