United States Patent (10) Patent No.: US 9.217,624 B2 Naud (45) Date of Patent: Dec
USOO9217624B2 (12) United States Patent (10) Patent No.: US 9.217,624 B2 Naud (45) Date of Patent: Dec. 22, 2015 (54) SPOOLING PYROTECHNIC DEVICE 4,173,186 A * 1 1/1979 Dunham ................. F42B 29.00 102,430 (71) Applicant: DMD Systems LLC, Los Alamos, NM 4,335,657 A * 6/1982 Bains ...................... F42:39: (US) 4,570,540 A * 2/1986 Bell ........................ CO6B 45/10 102,202 (72) Inventor: Darren Naud, Los Alamos, NM (US) 4,643,071 A * 2/1987 Baechler ................... F41A 1/10 89.1.701 (73) Assignee: py Systems LLC, Los Alamos, NM 4,646,643 A * 3/1987 Goldenberg .............. F42B 7/12 102,430 (*) Notice: Subject to any disclaimer, the term of this 4,938,145 A * 7/1990 Martwick ............... F4235 patent is extended or adjusted under 35 4,962,689 A * 10/1990 Phan ......................... F41A1/08 U.S.C. 154(b) by 0 days. 89.1703 (21) Appl. No.: 14/703,452 5,048,423 A *ck 9/1991 Garrett .................... F42:39, (22) Filed: May 4, 2015 5,239,928 A * 8/1993 Ricci....................... F42B 5,067 102,430 (65) Prior Publication Data 5,499,582 A * 3/1996 Schiessl .................... F42B 4f06 102.285 US 2015/O23368.6 A1 Aug. 20, 2015 5,668,341 A * 9/1997 Reynolds .................. F41F 1.06 102,434 Related U.S. Application Data 5,770,815 A * 6/1998 Watson, Jr. ............... F42B 5/16 102,439 (62) Division of application No. 13/431,841, filed on Mar. 5,954.563 A * 9/1999 Spriggs .................. A63H37.00 27, 2012, now Pat.
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