Parachute equipment
Patent 4013248 Issued on March 22, 1977. Estimated Expiration Date: 
March 22, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 22, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3099426 3136508 3173636 3228636 3298639 3385540 3433441 Inventors
ApplicationNo. 05/582188 filed on 05/30/1975US Classes:244/145, Canopy construction244/152Control devicesExaminersPrimary: Blix, Trygve M.Assistant: Barefoot, Galen L. Attorney, Agent or FirmAbstractA parachute having a canopy defined by 24 gores, the crown of the canopy being drawn by means of a central shroud-line; the canopy being operated by valves with nozzles directing the air-flow off the center of the canopy and a group of vents to reduce dynamic loads at the moment of deployment of the parachute; the canopy having an arrangement of radial slots in its central section; to improve the parachute's reliability, the canopy is provided with nozzles directing the air-flow towards the center of the canopy; the canopy being operated by means of control shroud lines with one of the ends of the lines attached to free hems of the valves, while the other ends of the control shroud lines being provided with hand-grip knobs for operation by the user of the parachute. | |
