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Class 244/150 - Timing mechanism


Subclass of Class 244 - Aeronautics and astronautics
Definition: Devices for causing parachutes to open at the expiration
No. of patents: 38
Last issue date: 04/05/2011


NumberTitleIssue Date
7918419Rocket ejection delay apparatus and/or method
An ejection delay system, apparatus and/or method including an electronic ejection delay system having an ignition device; a power source connected to the ignition device; and, a flight parameter sensor switch electrically connected to the power source to initiate t...
04/05/2011
7293742Reefing assembly for a circular parachute
A reefing assembly for a circular parachute having a canopy including a skirt portion, and suspension lines attached to the skirt portion. The assembly includes a tension structure bounding a central opening and having a plurality of straight segments. A plurality o...
11/13/2007
7207253Parachute line cutting device
The present invention is to improve the mechanical characteristics of a pyrotechnical parachute line cutting device. By enforcing the mechanical traction on the electrical connection wire by Kevlar reinforcement cords. The flexible electrical wire will be connected ...
04/24/2007
7152495System and method for adaptive cancellation of disturbances
A disturbance-cancellation system and method is provided that facilitates the adaptive cancellation of periodic disturbances. The disturbance-cancellation system and method includes a pair of control moment gyroscopes (CMGs) arranged together as a scissored pair. Th...
12/26/2006
7143981Parachute rescue system for multistory buildings
The present invention relates to a parachute rescue system which is intended for rescuing people from danger zones and comprises a parachute and a seat. The seat can be maneuvered outwards into the open air from a multistory building by means of a guiding device thr...
12/05/2006
7093798Transformable airplane
A transformable airplane may be reconfigured easily and rapidly to perform any one or a combination of tanking, transport, bombing, or command and control missions as desired for a tactical situation by installing or replacing mission-specific modules as desired. A ...
08/22/2006
7090169Retaining clamp for alignment of risers when packing a parachute
A retaining clamp for alignment of risers when packing a parachute is disclosed. The retaining clamp comprises a base with three prongs defining bores for receiving and engaging large rings of three-ring release assemblies (three-ring release assemblies are used for...
08/15/2006
7065842Arrangement of a strap with a slidable ring-shaped holder
The invention relates to an arrangement of a watch wrist strap, belt or similar band with an adjustable buckle (1) and a slidable, ring-shaped holder (3). In order to prevent the holder from sliding in an uncontrollable way the bottom side of the band ...
06/27/2006
7040580Automatic activation device for deploying a parachute and methods thereof
Methods, systems, and computer program products for an automatic activation device for deploying a parachute are disclosed. The methods and systems include protecting the device from damage from a liquid and may include a filter configured to allow airflow to pass t...
05/09/2006
7028951Parachute reefing system
The present invention is directed to a parachute reefing system having a flexible ring section. The flexible ring section has a circumference. The reefing system includes a plurality of equidistantly spaced loops attached to the flexible ring section and a plurality...
04/18/2006
7004618Timer setting mechanism for mechanical dereefer
A setting mechanism for a triggering device employs a knob fixed to a rotating part of the triggering device. The knob carries a selector lever that is pivotable to radially project from the knob in angularly spaced directions. Arcuate walls surround the knob to def...
02/28/2006
6953173Automatic releasing device for a parachute
A device for the automatic opening of a parachute, comprising a casing (1) closed with a lid (2), in which are located the means (3, 14) for electronically sensing the altitude of the parachute during the jump and the time and falling speed, and...
10/11/2005
6883756Method and apparatus for delayed parachute deployment
A hydraulic mechanism is positioned within the drogue bridle of a parachute system. The hydraulic link is slowly moved by tension on the drogue bridle to operate a release. The release operates to release the drogue chute and to deploy the main chute. The movement o...
04/26/2005
6736409Drinking straw prepared from flattened polymeric tubular conduit, method of making same and dispenser therefor
A drinking straw for consuming a beverage is prepared by: a) melt-extruding a polymeric material in the shape of a continuous tubular conduit suitable for preparing a plurality of drinking straws; b) cooling said continuous tubular conduit to a temperature below the...
05/18/2004
6715791Air bag tether system comprising multiple segments cut in alignment with fabric warp of fill
The present invention relates to multi-segment air bag tether panels and to a pattern-wise arrangement of such tether segments in relation to air bag panels on a fabric blank. In one embodiment, the tether panel is comprised of two or more tether segments that are c...
04/06/2004
6611683Elliptical satellite system which emulates the characteristics of geosynchronous satellites
An elliptical satellite system which carries out communication. The satellite orbits a height above the earth less than that necessary for geosynchronous orbits. When the satellite is near the apogee portion of its orbit, its velocity approximates the rot...
08/26/2003
6257524Mechanical dereefer
A mechanical dereefer comprises a frame having a housing end with a joining wall and spaced plates extending from the joining wall to define a L shaped bifurcated end. A latch is mounted between the plates for pivotal movement between a capture position, ...
07/10/2001
6199800Deployment device for parachutes
Disclosed is a low-drag/high-speed pilot chute which is attached to a bridle cord, and a high-drag/low-speed pilot chute which is attached with a weak link to the bridle cord. In a low-speed deployment scenario, the high-drag pilot chute provides enough d...
03/13/2001
6173922Failure resistant multiline tether
A tether (FIG. 6) having the special technical feature of multiple primary load-bearing lines (601,603) and normally slack secondary lines (605, 603). These primary and secondary lines are connected together with knotless, slipless interconnections so the...
01/16/2001
5881974Method for resetting a timer and a timer especially for use in connection with an item descending from a flying object
A method for automatic resetting of a timer according to the exit time when an item starts descending from a flying object. The resetting is based on a number of altitude values, which are continuously measured by performing air pressure measurements or p...
03/16/1999
5825667Parachute release device
The present invention relates to a parachute release device comprising a data processing and acceleration determining means connected to said data processing system and provided for determining an acceleration parameter indicating the acceleration of a fa...
10/20/1998
5785278Pressure dependent parachute release device for air/water rockets
A pressure dependent parachute release device having a primary storage volume, a check valve between the primary storage volume and a secondary storage volume, a pressure operable valve, the outlet of which is connected to the inlet of a flow restrictor, ...
07/28/1998
5233126Deceleration device for a submunition unit with textile package for deceleration element
A deceleration device for a submunition unit ejectable from a spin stabilized carrier projectile includes a deployable deceleration element. The deceleration element is packaged in textile package including an essentially circular disc, at least three str...
08/03/1993
5211360Spacecraft thermal disturbance control system
A spacecraft thermal disturbance control system for controlling the torque exerted on the main portion of a spacecraft as a result of a thermal gradient being applied to a portion of the spacecraft that projects from the spacecraft's main portion. The spa...
05/18/1993
5188315Submunition unit including a rotary parachute
A submunition unit provided with a rotary parachute (3) as the sole parachute. The parachute, after release, initially is unable to be fully deployed due to reef loops (16) provided on the rigging lines (15) and held by a releasable holding device arrange...
02/23/1993
5169093Method and device for faster automatic deployment of a parachute
A parachute associated with an object unfolds faster in an airstream if the object is first accelerated in the direction of descent. This principle can be applied advantageously to a mine system combating military targets from the air because the time bet...
12/08/1992
4955564Main parachute apparatus with secondary parachute for aiding initial inflation thereof
A parachute apparatus with a main canopy having conventional suspension lines and load carrying means with a plurality of main loops attached with respect to the panels of the main canopy. A secondary canopy is positioned within the main inlet opening of ...
09/11/1990
4911382Safe electro ballistic escape sequencing system
An electro ballistic escape sequencing system is actuated only by the seat initiators. Current entering the system by any other means will see only open circuits. A pressure sensitive switch is provided in each circuit subject to outside interference and ...
03/27/1990
4865273Parachute-release mechanism and method
A parachute deployment actuator incorporating an aneroid with a relatively long strike results in a significant diminution in the degree of precision with which the associated parts have to be made. A spring is provided externally of the aneroid in such r...
09/12/1989
4765247Parachute collapsing system and method for flares
A tether line is connected between a rocket launched flare and the canopy of a supporting parachute to cause the parachute to collapse and fall to the earth along with the burned out flare upon release of the single support cable....
08/23/1988
4735382Space craft cellular energy generating and storage device
A space craft cellular energy generating and storage device for generating electrical power in space and storing the power for extended periods of time. The space craft generating and storage device characterized by having a pair of annular rotating housi...
04/05/1988
4603823Airspeed sensing pressure valve system
A dual redundant pitot-static sensing system for use in a system for deplng a parachute during ejection of an occupant from a disabled aircraft includes a pair of pressure-sensitive check valves to store peak dynamic airstream pressure for obviating diff...
08/05/1986
4527758Deployment sequence mode selection system for aircraft ejection seat
An electronic system for selecting the proper mode sequence for deploying a ecovery parachute from an aircraft ejection seat. The system senses altitude, airspeed, and sink rate; and compares these to predetermined reference signals. The system also incorp...
07/09/1985
4505444Aircraft ejection seat system
An aircraft ejection seat system which incorporates means for permitting deployment of a main parachute at the end of a delay after ejection and a mode selector mechanism operable to permit such deployment at a shorter predetermined time after ejection if...
03/19/1985
4448374Deployment sequencer
A parachute deployment sequencer includes two sequencer systems in electromagnetic shielding housings. Each housing contains two bellows connected to pitot tubes, a third bellows for measuring ambient pressure and three switch contact sets connected in se...
05/15/1984
4279392Adjustable time-delayed apparatus for opening a parachute
In a time-delayed device for opening a parachute, a spring-loaded cable is coupled to a cylindrical translational gear for conjoint movement. When the cable is released from a cocked position and spring-driven to a release position at which it opens the p...
07/21/1981
3985321Automatic line release system
An automatic line release system for severing parachute suspension lines at a pre-set time in order to evaluate parachute performance under controlled conditions. The line release system utilizes an electronic timer and switching circuit to energize stran...
10/12/1976
3964396Spin actuated release mechanism
A release mechanism for use with an air-dropped store having a timed firing echanism which can be set for different time intervals. Action is initiated by a plurality of dynamic pressure sensing fins which, upon actuation, first unlock an inertia locking a...
06/22/1976
 
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