Matches 1 - 50 out of 53 1 2 >
Match Document Document Title
7591632 Side channel compressor with housing shells and running wheel  
The invention relates to a side channel compressor, comprising a housing shell and a running wheel. The running wheel is mounted to be rotatable with respect to the housing shell to provide two...
7281899 Quick assembly blades for ceiling fans  
Easy to attach and detach blades for overhead ceiling fans. A first version has a ceiling fan blade with keyhole slots that fit over flat topped fasteners on a mounting arm. Pulling the blade away...
7172392 Passive speed and power regulation of a wind turbine  
A wind turbine with at least one blade having a pitch axis that is offset laterally so that the blade does not intersect with an axis of rotation of the wind turbine, and a center of mass and an...
RE39448 Connecting device for connecting a fan blade to a rotor of a motor of a ceiling fan  
A connecting device includes a bottom member with a periphery for attaching on a rotor of a motor, a circumferential wall which extends upwardly from the periphery, and a mounting arm which has an...
7146971 Impeller and a supercharger for an internal combustion engine  
An impeller for a supercharger for an internal combustion engine and a supercharger incorporating such an impeller is disclosed. The impeller includes a molded upper part having a top wall defining...
7134844 Install blade bracket for a ceiling suspended fan  
A install blade bracket for a ceiling suspended fan comprises: a discal seat is disposed at a bottom of the rotary assembly, the discal seat is formed with a recess, in the recess are defined a...
7101153 Fabric fan blade and fan body trim  
The conventional fan blade is replaced by a frame over which any of a wide range of decorative fabrics or other similar materials is drawn and secured by a clamping method to form a lightweight fan...
7008192 Ceiling fan blade attachment assembly  
A fan comprising one or more releasable fan blades secured to a hub portion. A spring biased pin may be mounted in a motor housing to automatically secure a fan blade when it is connected with a...
6935842 Ceiling fan blade mounting assembly for ceiling fan  
The present invention relates to a ceiling fan blade assembly, including: a mounting bracket has a positioning portion and a mounting portion, and an arm being disposed between the positioning...
6932576 Quick connect ceiling fan blade  
A ceiling fan ( 10 ) is disclosed having a motor housing ( 11 ) with an electric motor to which is mounted an annular array of blade irons ( 14 ) each having a blade ( 15 ) mounted thereto. Each...
6916156 Connecting assembly of a ceiling fan for fixing blades  
A connecting assembly of a ceiling fan for fixing blades includes a connecting device mounted to a motor of the ceiling fan and a seat having multiple grooves radially defined in a bottom of the...
6896481 Deflectable enclosure cover  
A water pump includes a first enclosure having a center portion that is moveable from a normal condition to a deflected condition and a second enclosure adjacent to the first to form an internal...
6863499 Quick connect blade iron system  
A ceiling fan quick connect blade iron system ( 10 ) is disclosed which is coupled to a conventional ceiling fan electric motor ( 11 ) having a lower portion ( 12 ). The motor lower portion has an...
6821091 Securing device  
A securing device for securing a connecting arm to a ceiling fan blade. The blade includes a hole through which a male member of the arm is inserted. The securing device includes a plate having an...
6767186 Fan with automatic failure mode  
An airflow apparatus (e.g., a fan, a blower) is provided for impeding or facilitating airflow through a channel when the apparatus is inoperative. The apparatus comprises a set of blades or...
6755609 Radial pump  
A radial-flow pump ( 1 ), and especially a coolant pump for an internal combustion engine, comprising an impeller ( 2 ) provided with vanes ( 5 ) and a directing device ( 4 ) including at least one...
6736601 Impeller for an axial flow fan and a method of mounting a blade on a hub for such fan  
An impeller ( 1 ) for an axial flow fan comprises a hub ( 2 ) supporting the blades ( 3 ). The hub ( 2 ) has bores ( 5 ) in its peripheral surface, whereby each bore ( 5 ) has a first radially...
6726453 Quick-release fan blade mounting structure for ceiling fan  
A fan blade mounting structure is constructed to include a first coupling unit fixedly located on the rotor of a fan motor assembly, the first coupling unit having a spring-supported hook and a...
6719531 Ceiling fan blade for quick assembly  
A ceiling fan blade with quick assembly comprises a connector disposed below a disc of the ceiling fan, and a blade holder coupled to the connector, in which the connector has an embedded hole at...
6692233 Lockable quick-release blade assembly for ceiling fans  
A lockable quick-release blade assembly for ceiling fans is disclosed. The lockable blade assembly comprises a fan blade having one end for inserting into a blade receiving slot in a fan rotor. The...
6676376 Locking fan blade tongue and hub assembly  
The present invention provides for an easily installed ceiling fan. The fan includes a quick-connect device for physically mounting the fan blades to a ceiling fan hub. The fan blades may be...
6652236 Fan blade assembly and method of assembling  
A fan blade assembly includes a mounting arm having a first end adapted to engage a fan rotor and a second end adapted to receive a fan blade. At least two mounting posts are disposed on the second...
6494682 Ceiling fan assembly and method for assembling same  
A fan assembly according to which a block member is connected to a rotor end casing and an arm member having a blade connected thereto is mounted to the block member. One of the members has a...
6309183 Blade arm  
Easy to attach and detach blades for overhead ceiling fans. One version has a fan blade with keyhole slots that fit over flat topped fasteners on a mounting arm. Pulling the blade away from the arm...
6261064 Combination of ceiling fan bracket and motor casing  
A ceiling fan bracket has a first end connected to a ceiling fan blade and a second end of the ceiling fan bracket has two L-shaped wings. A connector is connected to the second end of the ceiling...
6149388 Combination of a blade bracket and a collar of a ceiling fan  
A collar of a ceiling fan is composed of a plurality of sectors and each sector has a protrusion extending from a top thereof and a recess defined in an outside thereof. A resilient member is...
6059531 Impeller and fan blade attachment assembly  
In a fan including a hub mounted for rotation and a plurality of fan blades, an attachment assembly for detachably engaging at least one of the plurality of fan blades with the hub, the attachment...
6048173 Engagement of blade brackets and the motor casing for a ceiling fan  
A ceiling fan includes a motor casing with an engaging ring connected to the bottom of the motor casing, the engaging ring having a plurality of tapered recesses defined in the bottom thereof and...
5980353 Connecting device for connecting a fan blade to a rotor of a motor if a ceiling fan  
The connecting device includes rotor and blade mounting segments each secured on a rotor and a fan blade at a respective connecting end thereof. A socket end of the rotor mounting segment extends...
5664936 Fan mounting arrangement  
A fan mounting arrangement of the type comprising a blade assembly incorporated to a tubular central hub (1, 10) fitted into a shaft end (2, 20) of a motor (M), the central hub (10) having at least...
5236309 Turbine blade assembly  
A turbine blade assembly composed of a rotor which is rotatable about a turbine axis of rotation and a plurality of turbine blades supported by the rotor, each blade having a root and the rotor...
5213470 Wind turbine  
A wind turbine assembly including a rotor body having mounted thereon a plurality of rotor blades. Each of the rotor blades may be joined at an inner extremity to a blade stem projection extending...
5180284 Detachable blades for ceiling fans  
A mounting bracket for a ceiling fan blade is cut into two separate pieces that are pivotally interconnected to one another so that the blade is pivotal in either of two directions about the pin. A...
4850804 Portable electric fan having a universally adjustable mounting  
An electric fan has a universally adjustable mounting which includes a vertical stem rotatable in a pedestal, and a pair of support joints extending above the stem and pivotal in mutually...
4820127 Blade support and blade assembly  
A blade support and blade assembly has a cylindrical blade support with a slot in the outer periphery, the root of a blade disposed in the slot. The blade root has a groove in the bottom surface...
4606702 Reversible fan with cylindrical resilient rubber spring  
A fan having reversible blades supported on a ring. The blades have means for holding the blades against rotation around thin central axis so that they can be selectively set to either blow cooling...
4565494 Fan blade support ring  
A cooling fan and hub support for a vehicle with reversible blades is disclosed. The fan has a hub support comprising an outer ring having inwardly extending projections and an inwardly directed...
4396352 Pitch adjustment for blades of ceiling fan  
Two position fan blade attachments or blade iron assemblies for sealing fans provide for the individual adjustment of the paddle-type blades into two preselected angular positions providing for...
4352633 Windmill blade stalling and speed control device  
The windmill stalling and speed control device is mounted in the blade supporting hub of a windmill and is operative in response to blade rotation induced by a blade pitch control unit. The device...
4140435 Reversible fan  
A fan, with reversible blades, having a hub receiving the stem of the blades and an inner retaining ring, which has outwardly extending projections, supported concentric with the hub. A helical...
3810713 HELICOPTER ROTOR SYSTEMS  
A helicopter rotor system is disclosed in which each rotor blade is secured to a radial hub extension by mating cylindrical members, one of which carries a plurality of protrusions adapted for...
3799699 REVERSIBLE FAN ASSEMBLIES AND INTEGRAL BLADE AND TRUNNION UNITS  
For a reversible fan, a blade is manufactured from a tubular member of a proper gage and diameter by spreading or flattening one end into a blade shape and swaging the other end of the tubular...
3759633 DEVICE FOR LOCKING BLADES OR OTHER SLIDINGLY MOUNTED PARTS IN POSITION ON A ROTOR OR OTHER ROTATING SUPPORT MEANS  
A device for the axial locking of a blade in position in a slot made in a tor in an engine with a horizontal axis, the device comprising two balls each retractable within and movable under the...
3731515 METHOD OF FORMING AN INTEGRAL BLADE AND TRUNNION UNIT FROM A TUBULAR MEMBER  
For a reversible fan, a blade is manufactured from a tubular member of a proper gage and diameter by spreading or flattening one end into a blade shape and swaging the other end of the tubular...
3635588 DETENT MECHANISM FOR RETAINING VANES IN A CIRCULARLY DRIVEN IMPELLER  
An air impeller is assembled on a group of vane holder end plates having slots therein, of somewhat crescent shape, to receive the ends of vanes held in alignment symmetrically around an axis, each...
3597111 BLADE MOUNT AND STALL CONTROL FOR VANE AXIAL COMPRESSORS  
Radial compressor blades are adjustably and releasably mounted on the impeller hub. A set of rigid bayonet formations defines the blade axial position positively at all pitch angles. A set of...
3421588 VARIABLE PITCH PROPELLERS FOR MOTOR DRIVEN DEVICES  
3338313 Constant speed variable pitch propeller  
3174553 Reversible fan assembly  
3026943 Reversible fan and engine  
Matches 1 - 50 out of 53 1 2 >