(12) United States Patent
`Silken et al.
`
`US0061992.19B1
`(10) Patent No.:
`US 6,199,219 B1
`(45) Date of Patent:
`Mar. 13, 2001
`
`(54) DEVICE TO FACILITATE REMOVAL OFA
`HELMET FACE MASK
`(76) Inventors: Howard Silken, 5600 Forest Oaks Ter.,
`Delray Beach, FL (US) 33484; Joanne
`Silken, 1919 The Alameda, #143, San
`Mateo, CA (US) 94403
`Subject to any disclaimer, the term of this
`patent is extended or adjusted under 35
`U.S.C. 154(b) by 0 days.
`
`(*) Notice:
`
`(21) Appl. No.: 09/249,564
`(22) Filed:
`Feb. 8, 1999
`
`(56)
`
`::
`
`U.S. PATENT DOCUMENTS
`5/1973 Humphrey ........
`3,729,746
`4,086,664 * 5/1978 Humphrey et al.
`----
`4,633,531 * 1/1987 Nimmons ..........
`4,837,866 * 6/1989 Rector et al. ............................ 2/424
`
`5,095,552 * 3/1992 Parkinson ................................. 2/424
`* cited by examiner
`Primary Examiner—Michael A. Neas
`(74) Attorney, Agent, or Firm—Scott L. Lampert
`(57)
`ABSTRACT
`A quick release device for use with a helmet having a face
`mask comprising at least two generally U-shaped clips
`having an outer leg, an opposite inner leg and a transverse
`slot disposed between the outer and inner legs for retaining
`the face mask bars therein. A coupling mechanism having a
`female member structured to be secured to the helmet and a
`generally T-shaped male member structured for mating
`engagement with the female member releasably secures the
`clips to the helmet. The female member includes a lower,
`Related U.S. Application Data
`partially externally threaded portion structured for insertion
`(60) Provisional application No. 60/084,695, filed on May 8,
`through a mounting hole in the helmet and mating engage
`1998.
`
`(51) Int. Cl." … A42B 320 ment with an internally threaded locking member, an oppo
`(52) U.S. Cl. ….........…......... 2,424, 24.45s
`site upper portion structured to extend outward from the
`outside surface of the helmet and into a mounting hole in the
`(58) Field of Search ................................ 2/410, 411, 424,
`clip, and an outwardly extending flange disposed between
`2/425, 9, 10; 24/457, 458, 3.1; 248/74.3
`the lower and upper portions. A hole and generally J-shaped
`locking slot, accessible from the uppermost surface of the
`References Cited
`upper portion, are structured to receive the leg of the male
`member and locking pin extending outward from the lower
`portion of such leg, respectively, therein as the male member
`is depressed and rotated.
`
`19 Claims, 3 Drawing Sheets
`
`6O
`
`* 62
`36
`
`
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`Kranos Exhibit 1025, Page 1
`Kranos Corp. v. Riddell, Inc.
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`U.S. Patent
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`Mar. 13, 2001
`
`Sheet 1 of 3
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`US 6,199,219 B1
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`Kranos Exhibit 1025, Page 2
`Kranos Corp. v. Riddell, Inc.
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`U.S. Patent
`
`Mar. 13, 2001
`
`Sheet 2 of 3
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`US 6,199,219 B1
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`48
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`Kranos Exhibit 1025, Page 3
`Kranos Corp. v. Riddell, Inc.
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`U.S. Patent
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`Mar. 13, 2001
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`Sheet 3 of 3
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`US 6,199,219 B1
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`Kranos Exhibit 1025, Page 4
`Kranos Corp. v. Riddell, Inc.
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`Kranos Exhibit 1025, Page 5
`Kranos Corp. v. Riddell, Inc.
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`Kranos Exhibit 1025, Page 6
`Kranos Corp. v. Riddell, Inc.
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`Kranos Exhibit 1025, Page 7
`Kranos Corp. v. Riddell, Inc.
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`Kranos Exhibit 1025, Page 8
`Kranos Corp. v. Riddell, Inc.