Patent application number | Description | Published |
20100044507 | Crash Attenuation System for Aircraft - A crash attenuation system for an aircraft, the system having an airbag carried by the aircraft and inflatable generally adjacent an exterior of the aircraft. The airbag has at least one vent for releasing gas from the interior of the airbag. A first gas source is in fluid communication with the interior of the airbag for inflating the airbag with gas generated provided by the first gas source. A vent valve is provided for controlling a flow of gas through each vent, each vent valve being selectively configurable between an open state, in which gas can pass through the associated vent from the interior of the airbag, and a closed state, in which gas is retained within the interior of the airbag. A second gas source is provided for at least partially re-inflating the airbag after venting of gas through the at least one vent. | 02-25-2010 |
20100206983 | Crash Attenuation System for Aircraft - A crash attenuation system for an aircraft, the system having an airbag carried by the aircraft and inflatable generally adjacent an exterior of the aircraft. The airbag has at least one vent for releasing gas from the interior of the airbag. A gas source is in fluid communication with the interior of the airbag for inflating the airbag with gas generated provided by the first gas source. A vent valve is provided for controlling a flow of gas through each vent, each vent valve being selectively configurable between an open state, in which gas can pass through the associated vent from the interior of the airbag, any number of intermediate states, in which the vent is partially open, and a closed state, in which gas is retained within the interior of the airbag. | 08-19-2010 |
20110226898 | Crash Attenuation System for Aircraft - A crash attenuation system for an aircraft, the system having an airbag carried by the aircraft and inflatable generally adjacent an exterior of the aircraft. The airbag has at least one vent for releasing gas from the interior of the airbag. A gas source is in fluid communication with the interior of the airbag for inflating the airbag with gas generated provided by the gas source. A vent valve is provided for controlling a flow of gas through each vent, each vent valve being selectively configurable between an open state, in which gas can pass through the associated vent from the interior of the airbag, and a closed state, in which gas is retained within the interior of the airbag. The gas source is provided for at least partially re-inflating the airbag after venting of gas through the at least one vent. | 09-22-2011 |
Patent application number | Description | Published |
20110204181 | Aircraft Occupant Protection System - A crash attenuation system for an aircraft includes an airbag carried by the aircraft that is inflatable generally adjacent an exterior of the aircraft. The airbag is in fluid communication with at least one vent passage for channeling gas from within the interior of the airbag to a region external to the airbag that allows the gas to escape without being obstructed by the airbag. A gas source is in fluid communication with the interior of the airbag for inflating the airbag. A vent valve is provided within the vent passage for controlling a flow of gas through the vent passage, thereby controlling deflation of the airbag. The vent valve is continuously adjustable to and between an open state, a closed state, and any number of partially open states. | 08-25-2011 |
20130032665 | Active Vent and Re-Inflation System for a Crash Attenuation Airbag - A crash attenuation system has an airbag inflatable generally adjacent to an exterior of the aircraft. The system includes a gas generator in fluid communication with an interior of the airbag. The system also includes a vent system having a vent passage supported by the aircraft, the vent passage being configured to allow gas to escape from within the airbag during an impact. The vent system also includes an actuator door for sealing the vent passage, thereby preventing gas from leaving the airbag. The actuator door is actuated by an actuator, the actuator being in fluid communication with the gas generator through an actuator duct. The system operates such that deployment of gas from the gas generator causes the actuator to inflate, thereby causing the actuator door to seal the vent passage. The gas generator is configured to re-inflate the airbag after the actuator door seals the vent passage. | 02-07-2013 |
20130068883 | CONSTANT AREA VENT FOR EXTERNAL CRASH ATTENUATION AIRBAG - The external crash attenuation airbag includes an inflatable bladder which is inflatable to an exterior of an aircraft, so that the inflatable bladder is generally located between the aircraft and a crash surface when inflated. The airbag includes a vent configured to burst at a predefined burst pressure, the vent being located a side portion of the inflatable bladder. The airbag also includes a vent support located approximate the vent, the vent support being configured to prevent deformation and therefore maintain the effectiveness of a venting area of the vent. | 03-21-2013 |
20140252165 | Crash Load Attenuator for Water Ditching and Floatation - A flotation device is described herein. The floatation device comprising an air bladder; a girt coupled to the air bladder; and a load attenuator coupled to the girt. The load attenuator is further coupled to an airframe of an aircraft. The float bag is used in water landings of the aircraft. | 09-11-2014 |
20140252166 | Crash Load Attenuator for Water Ditching and Floatation - An apparatus comprising a float bag comprising an air bladder configured to inflate when an aircraft lands in the water, a girt coupled to the air bladder and configured to attach the air bladder to the aircraft via at least one airframe fitting, and a load attenuator coupled to the girt and configured to be positioned between the girt and the airframe fitting when the float bag is attached to the aircraft. | 09-11-2014 |
20150041584 | ACTIVE VENT AND RE-INFLATION SYSTEM FOR A CRASH ATTENTUATION AIRBAG - A crash attenuation system has an airbag inflatable generally adjacent to an exterior of the aircraft. The system includes a gas generator in fluid communication with an interior of the airbag. The system also includes a vent system having a vent passage supported by the aircraft, the vent passage being configured to allow gas to escape from within the airbag during an impact to a second set of airbags for flotation. The vent system also includes an actuator door for sealing the vent passage, thereby preventing gas from leaving the airbag. The actuator door is actuated by an actuator, the actuator being in fluid communication with the gas generator through an actuator duct. The system operates such that deployment of gas from the gas generator causes the actuator to inflate, thereby causing the actuator door to seal the vent passage. The gas generator is configured to re-inflate the airbag after the actuator door seals the vent passage. | 02-12-2015 |
Patent application number | Description | Published |
20120235464 | SECURING DEVICE FOR SPOKES - A securing device of a rim includes a rim having a connection bridge and two walls extend from the connection bridge. Multiple installation holes are defined through the connection bridge. Multiple spoke units each have a spoke, a first fixing member and a second fixing member, wherein the first fixing member has a first fixing portion which includes inner threads. A second fixing portion and a third fixing portion extend from the first fixing member. The third fixing portion has outer threads. The second fixing member includes a connection portion having inner threads defined which are threadedly connected to the third fixing portion. By the second fixing member, the first fixing member is secured and adjusted. The second and third fixing portions are reinforced. | 09-20-2012 |
20120235466 | RIM WITH RECESSES FOR CONNECTING SPOKES - A rim includes a first connection bridge, a second connection bridge and two walls connected to two sides of the first and second connection bridges. Multiple through holes are defined through the second connection bridge and multiple seats are defined in the first connection bridge and located corresponding to the through holes. Each seat has a recess facing the second connection bridge and an installation hole is defined through each of the seats. Multiple engaging members each have a passage and are respectively engaged with the installation holes. Each of the engaging members is matched with the recess and has a contact surface so that the head of the spoke is securely connected to contact surface. The connection between the spokes and the rim dispenses stress to the engaging members. | 09-20-2012 |
20120235467 | RIM ASSEMBLY WITH PADS AND CONNECTION MEMBERS TO CONNECT SPOKES - A rim assembly includes a rim having a first connection bridge and a second connection bridge, and two walls extend from two sides of the first and second connection bridges. The first and second connection bridges each have multiple installation holes. A pad unit includes multiple pads and each pad has a through hole. The pads are located on a surface of the first connection bridge and the through holes are in alignment with the installation holes. Multiple connection members each have a passage, the connection members respectively extend through the installation holes and the through holes. The spokes are securely connected to the passages. The thickness of the rim is thin and the pads reinforce the connection positions where the spokes are connected. | 09-20-2012 |
20120285785 | RATCHET MECHANISM FOR BICYCLE HUB - A ratchet mechanism of a bicycle hub includes a ring fixed in the hub. The ring has a tapered surface and a flange is formed in the inner periphery of the ring. A driving unit is located in the hub and has multiple first ratchet teeth extending axially therefrom. A passive unit is located in the tapered surface and corresponding to the driving unit. The passive unit has a passive seat which has a tapered outer face matched with the tapered surface. The passive seat further has a stop portion which is stopped by the flange in one direction. The passive seat has multiple second ratchet teeth engaged with the first ratchet teeth. A magnetic unit is located between the hub and the passive set, and two magnetic members which are magnetically repulsive to each other so as to linearly move the passive seat toward the driving portion. | 11-15-2012 |
20130026814 | CONNECTION DEVICE FOR SPOKES - A rim assembly includes a rim and multiple spoke units and each spoke unit has at least one fixing frame, a fixing member and at least one spoke. The at least one fixing frame is connected to the inside of the rim and has a passage through which the rod-like fixing member extends. The fixing member has at least one positioning hole so as to be connected to an end of a spoke. The other end of the spoke is connected to the hub. The fixing member is rotatable and swings relative to the at least one fixing frame to adjust the position for being connected with the spoke. | 01-31-2013 |
20130076112 | PROTECTION UNIT FOR DRIVING SOCKET OF HUB - A protection unit for a driving socket of a hub includes a hub with a driving socket connected to an end thereof and the driving socket has multiple ribs extending axially on the outer surface thereof. At least one protection unit is located between two ribs and has an engaging portion. A cover includes a cover face and two sidewalls so as to form an engaging groove. The engaging portion is engaged with the engaging groove. The three sides of the engaging portion are protected by the cover. The cover can be easily mounted to the ribs by the engagement of the engaging portion and the engaging groove so that the cover does not slip away from the ribs in radial direction. | 03-28-2013 |
20130092307 | CONNECTION UNIT FOR CARBON FIBER RIM - A carbon fiber rim assembly includes a carbon fiber rim having a bridge and two sidewalls extend respectively from two sides of the bridge. Each sidewall has a hook portion and an annular groove is defined between the bridge and the two sidewalls. A tire has a tread body and two lips extend respectively from two sides of the tread body. The lips are engaged with the hook portions. A reinforcement member is a plate and the hardness of the reinforcement member is higher than that of the tire. A connection unit includes a first connection member located at outsides of the sidewalls and a second connection member connected to the reinforcement member. The first and second connection members are connected to each other to position the reinforcement member between the sidewalls and the lips. The reinforcement member is easily installed and replaced. | 04-18-2013 |
20130092495 | HUB ASSEMBLY WITH THE RATCHET MEMBER MOVABLE IN TWO DIRECTIONS - A hub assembly includes a ratchet mechanism located between the hub and the tubular portion on one end of the hub, and including a driving member which is located in the tubular portion and is movable linearly. One side of the driving member has a cone-shaped first ratchet portion located axially and is composed of two triangular contact surfaces. A passive member is movable in the first slot and one side of the passive member has a cone-shaped second ratchet portion which is engaged with the first ratchet portion. A returning member unit is located between the hub and the passive member, and between the tubular portion and the driving member. By the triangular cone-shaped first and second ratchet portions, the contact area and the friction between the ratchet portions are reduced, and the engagement and disengagement is more quick and smooth. | 04-18-2013 |
20130092496 | HUB ASSEMBLY WITH RATCHET MEMBER MOVABLE IN ONE DIRECTION - A ratchet mechanism of a hub assembly is located between the hub and the tubular portion, and includes a driving member which is movable linearly in the tubular portion. One side of the driving member has a cone-shaped first ratchet portion located axially and is composed of two triangular contact surfaces. A passive member is fixed in the hub and has a cone-shaped second ratchet portion which is engaged with the first ratchet portion. A returning member is located between the hub and the driving member. The passive member is fixed to the hub easily. By the triangular cone-shaped first and second ratchet portions, the contact are and the friction between the ratchet portions are reduced, and the engagement and disengagement is more quick and smooth. | 04-18-2013 |
20130169027 | RIM ASSEMBLY - A rim assembly includes a rim having multiple positioning portions extending from the inner periphery thereof and each positioning portion has a space defined therein. Each positioning portion further has an open side. Multiple spoke units each have the first end engaged with the space via the open side and are rotatable relative to the positioning portion. The second end of each spoke unit is connected with the hub. Each spoke unit has a securing member and positioning member which is mounted to the securing member. The securing member is connected with one end of a spoke and the positioning member positions the securing member and the spoke in the space. The spoke units are easily and quickly assembled with the positioning portions at the inner periphery of the rim. | 07-04-2013 |
20140167489 | INTEGRAL WHEEL RIM FOR WHEELCHAIR - An integral wheel rim for a wheelchair includes a wheel rim and a groove is integrally defined in the outer periphery of the wheel rim. A hand rim is located parallel to the wheel rim and integrally formed with the wheel rim. The hand rim has a palm portion on the outer periphery thereof and a finger portion on the inner periphery of the hand rim. A hollow rib is connected between the wheel rim and the hand rim. The hollow rib is composed by an inner wall and an outer wall. A hollow area is defined between the inner and outer walls and communicates with the first and second hollow portions. The outer wall has a handle portion on the outer surface thereof for being grasped by the user's hand. The hollow rib absorbs the impacts from the ground and is reinforced by the thicker thickness. | 06-19-2014 |
20140167492 | BICYCLE RIM MADE WITH ALUMINUM AND CARBON FIBERS - A bicycle rim includes an outer rim made by aluminum and initially formed as an elongate member which has two connection ends which are connected to each other to form a ring-shaped rim. The outer rim has two sidewalls and a tire groove is defined between the two sidewalls. The outer rim has at least one rib located in opposite to the tire groove and the at least one rib has a hook-shaped flange. An inner rim made by carbon fibers and is connected to the inner periphery of the outer rim. The inner rim encloses the at least one rib. | 06-19-2014 |