Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 8070438 | Fan blade for a gas turbine engine An injection-molded thermoplastic mini-platform is adhesively bonded, in use, to the aerofoil surfaces of a fan blade in a gas turbine engine. The mini-platform is divided into a number of leaves, to increase its flexibility, and ribs beneath the leaves provide addi... | 12/06/2011 |
| 7704044 | Turbine blade with attachment shear inserts A rotor disc and rotor blade assembly in which the rotor blades include curved shear pins to secure the blade to the rotor disc. The blade includes an airfoil portion with an airfoil outline shape at the junction of the airfoil with the platform, and the root extend... | 04/27/2010 |
| 7568886 | Method and device for identifying the state of the rotor of a non-positive-displacement machine The invention relates to a rotor of a non-positive-displacement machine which, when exposed, has an inspection area which is visible from the outside and inside of which a comparatively uncritical load occurs during the operation of the non-positive-displacement mac... | 08/04/2009 |
| 7357686 | Boat propeller with adjustable blades for adjusting the pitch thereof A boat propeller comprises a hub formed of a first cylindrical member and a second cylindrical member detachably joined together. The second cylindrical member comprises a plurality of insertion cavities formed in the second cylindrical member, an end of each of the... | 04/15/2008 |
| 7334989 | Method for producing a rotor blade, a corresponding rotor blade and a wind power plant The invention relates to a process for producing a rotor blade for a wind power system, wherein at least two rotor blade elements are arranged one behind the other in a longitudinal direction of the rotor blade and are glued together via at least one, preferably at ... | 02/26/2008 |
| 7316538 | Turbine engine with an uncoupling device, uncoupling device and fusible screw for the uncoupling device The turbine engine of the invention includes a rotor with at least one bearing, mounted on a bearing supporting part, said part being connected to the fixed structure by an uncoupling device, including at least one fusible screw passing through at least one bore, sa... | 01/08/2008 |
| 7284958 | Separable blade platform A gas turbine engine blade platform including a par of platform retention members. The pair of platform retention members are configured to be located on opposite sides of a disk lug. The retention members interact with the disk lug to restrain radial movement of th... | 10/23/2007 |
| 7195444 | Turbomachine with a decoupling device common to first and second bearings of its drive shaft, compressor comprising the decoupling device and decoupling device The invention relates to a turbomachine comprising a rotor with a drive shaft centered on the axis of the turbomachine by a first bearing and a second bearing which bearings are supported respectively by a first-bearing-support piece and a second-bearing-support pie... | 03/27/2007 |
| 7182290 | Methods and systems for starting propeller-driven devices Methods and systems for starting propeller driven aircraft and other devices are disclosed. A system in accordance with one embodiment of the invention includes a removable fixture that is coupled to the propeller and has at least one portion exposed to a flowstream... | 02/27/2007 |
| 7153099 | Inter-vane platform with lateral deflection for a vane support of a turbine engine An inter-vane platform, for a vane support disk of a turbine engine fan, includes a central part of one piece with the support disk between two adjacent vanes, and two lateral parts, forming extensions to two lateral edges of the central part, and each designed in s... | 12/26/2006 |
| 7153098 | Attachment for a bladed rotor Rotor blades 40 for a bladed rotor feature an attachment 44 that improves the energy absorption capability of a snap ring 60 used as one component of a blade axial retention system. The attachment plastically deforms the snap ring rather than sh... | 12/26/2006 |
| 7153091 | Gas turbine engine A turbofan gas turbine engine (10) comprises a fan rotor and a compressor rotor (62). The fan rotor (24) carries a plurality of circumferentially spaced radially outwardly extending fan blades (26). The compressor rotor carries a pluralit... | 12/26/2006 |
| 7128530 | Coolable component Throughflow openings are provided for a cooling medium in a coolable component. The throughflow opening comprises an insert that reduces the size of the first opening cross-section to a second opening cross-section, and that is released from the first opening if the... | 10/31/2006 |
| 7097413 | Bearing support To further isolate imbalances in a rotating structure such as a gas turbine engine, an effective length between two bearings may exceed an actual length. This may be achieved via one or more tapering bearing supports associated with at least one of the bearings.... | 08/29/2006 |
| 7086836 | Dual rate torque transmitting device for a marine propeller A torque transfer mechanism for a marine propulsion system provides a connector mechanism, a first torque transfer mechanism, and a second torque transfer mechanism. A plurality of rods can provide the first torque transfer mechanism and a polymer component is shape... | 08/08/2006 |
| 7077622 | Emergency cooling system for a thermally loaded component In an emergency cooling system (17) for a component (1) which is subject to thermal load in operation, in, e.g., a turbine, the component (1) has a wall (3) which, in operation, is acted on by heat on a first wall side (14) and is ... | 07/18/2006 |
| 7025560 | Frangible coupling A frangible coupling for interconnecting parts comprising a first ring and a second ring coaxially arranged relative to each other and axially joined via an annular array of fuse ligaments equidistantly spaced apart from each other. The ligaments are configured to f... | 04/11/2006 |
| 7018177 | Impeller lock assembly and method The impeller axial lock limits axial movement of an impeller disposed on a shaft. The impeller is spaced axially from a shaft sleeve disposed about the shaft. The impeller axial lock includes a ring member disposed about the shaft between the impeller and shaft slee... | 03/28/2006 |
| 6991428 | Fan blade platform feature for improved blade-off performance A fan blade for a gas turbine engine having an airfoil with a leading edge; a trailing edge; a concave side; and a convex side. The blade has an integral platform with: a convex fillet merging with the airfoil; a forward edge; an aft edge; and a thickness defined be... | 01/31/2006 |
| 6986637 | Stub axle A stub shaft for a turbine engine is described in which respective masses are positioned along the stub shaft in a balanced rotation relationship for normal rotation. One mass is positioned at the periphery of a shaft end rim such that upon failure of the stub shaft... | 01/17/2006 |
| 6846159 | Chamfered attachment for a bladed rotor Rotor blades 40 for a bladed rotor feature a chamfered attachment 44 that improves the energy absorption capability of a snap ring 60 used as one component of a blade axial retention system. The chamfered attachment plastically deforms the snap ... | 01/25/2005 |
| 6799416 | Device for supporting and recentering the shaft of a turbojet fan after uncoupling The invention provides a device for supporting and recentering a shaft (2) after decoupling. The device comprises an annular support (4) surrounding the shaft (2), a bearing (5) secured to the annular support (4) and having an inne... | 10/05/2004 |
| 6783319 | Method and apparatus for supporting rotor assemblies during unbalances A bearing assembly for a gas turbine engine rotor includes a paired race, a bearing, a mounting joint, and a plurality of mechanical fuses. The paired race includes an outer race and an inner race. The bearing is between the inner and outer races, and is configured ... | 08/31/2004 |
| 6672834 | Removable propeller assembly incorporating breakaway elements A propeller assembly is provided for mounting on a rotatable propeller shaft of a marine vehicle. The propeller assembly includes a central adaptor mounted on the propeller shaft for rotational movement therewith. A tubular propeller housing is slidable o... | 01/06/2004 |
| 6494032 | Ducted fan gas turbine engine with frangible connection A ducted fan gas turbine engine comprises a fan 12 mounted on a first shaft 16 and a compressor mounted on a second shaft 43. The shafts are coaxial both with each other and with said engine longitudinal axis 15. The shafts are mounted in roller bearings ... | 12/17/2002 |
| 6447248 | Bearing support fuse A bearing support includes a hollow cone diverging between a forward bearing seat and an aft mounting flange. The cone includes an integral annular fuse sized in thickness to fail in shear under abnormal imbalance load transfer between a gas turbine engin... | 09/10/2002 |
| 6402469 | Fan decoupling fuse A fan decoupling fuse includes a ring having a row of fuse holes circumferentially spaced apart from each other by fuse ligaments sized to fail under shear when carrying abnormal radial loads from the fan.... | 06/11/2002 |
| 6402472 | Sail-type windmill wheel A sail-type windmill wheel is provided in which the area of the wheel facing into the wind is adjusted by an automatic variation of the blade angle of the sails. The wind wheel comprises a hub (22) with a plurality of radially extending spars (18), substa... | 06/11/2002 |
| 6375423 | Method for removal of dovetailed turbine bucket from a turbine wheel A method has been developed for removing turbine buckets that have become stuck to a turbine rotor wheel. This method includes making two or more first cuts to the base of a female dovetail of the turbine bucket. Two or more second cuts are also made to a... | 04/23/2002 |
| 6312223 | Marine propeller A marine propeller includes a hub defining an axial direction of the propeller, a plurality of adjustable propeller blades disposed around the hub, and a blade setting adjusting arrangement. Each blade includes a blade-part and a root-part, the root-part ... | 11/06/2001 |
| 6223524 | Shrouds for gas turbine engines and methods for making the same A rotatable assembly for use with a gas turbine engine comprises a rotatable disk, and a plurality of blades for affecting a flow of air passing thereover during use. The blades are attached to the rotatable disk, and each one of the plurality of blades h... | 05/01/2001 |
| 6217283 | Composite fan platform A platform for a turbofan gas turbine engine that does not limit the rotation capability of adjacent fan blades in the event one of the fan blades is impacted by a foreign object. The platform includes a structural body portion and an integrally formed fl... | 04/17/2001 |
| 6079200 | Ducted fan gas turbine engine with fan shaft frangible connection A ducted fan gas turbine engine is provided with a fan which is carried by a shaft. Frangible fuse pins maintain the shaft carrying the fan coaxial with the engine longitudinal axis. In the event of severe fan damage, the fuse pins fracture and the fan sh... | 06/27/2000 |
| 6073439 | Ducted fan gas turbine engine A ducted fan gas turbine engine is provided with a fan which is carried by a shaft. Frangible fuse pins maintain the shaft carrying the fan coaxial with the engine longitudinal axis. In the event of severe fan damage, the fuse pins fracture and the fan sh... | 06/13/2000 |
| 5791789 | Rotor support for a turbine engine A support arrangement for a rotor shaft (10) includes a bearing (28) radially interposed between the shaft and a support frame (26). The bearing has a durable support (100) and a destructible support (104). The destructible support is nested within a circ... | 08/11/1998 |
| 5601412 | Variable size circular fan guard A fan guard for, the guard having an easily adjustable diameter and a fence for protecting people and objects from coming into contact with the rotating fan blades. The frame of the fan guard includes notches within the frame that allow the user to discon... | 02/11/1997 |
| 5542819 | Ceiling fan safety tether A ceiling fan safety tether to be used with a conventional ceiling fan. The ceiling fan safety tether retains a fan blade in close proximity to the fan motor thereby preventing the fan blade from becoming a flying projectile should a break in a fan blade ... | 08/06/1996 |
| 5522702 | Gas turbine engine fan blade assembly Each fan blade of a fan blade assembly for a ducted fan gas turbine engine is provided with a key which cooperates with the fan blade root and fan hub to axially lock the fan blade to the fan hub. Each key is deformable under excessive axial loading of it... | 06/04/1996 |
| 5405102 | Foldaway aircraft air vane An aerodynamic vane is mounted on the fuselage of an aircraft for purposes such as sensing the angle of attack of an aircraft. The vane is attached to a fuselage mounting hub by means of a deformable hinge member and a weakened linear portion of the vane ... | 04/11/1995 |
| 5314307 | Gas turbine test airfoil A turbine or compressor blade designed for deliberate, controlled failure in a gas turbine engine during testing of the engines, includes a lower-strength tubular insert in an axial through bore in the root portion of the blade, which insert fails at pres... | 05/24/1994 |
