IT1219801B - Serratura a combinazione non rilevabile mediante radiografia modificabile mediante chiave - Google Patents

Serratura a combinazione non rilevabile mediante radiografia modificabile mediante chiave

Info

Publication number
IT1219801B
IT1219801B IT47541/88A IT4754188A IT1219801B IT 1219801 B IT1219801 B IT 1219801B IT 47541/88 A IT47541/88 A IT 47541/88A IT 4754188 A IT4754188 A IT 4754188A IT 1219801 B IT1219801 B IT 1219801B
Authority
IT
Italy
Prior art keywords
radiography
modify
key
combination lock
detectable combination
Prior art date
Application number
IT47541/88A
Other languages
English (en)
Italian (it)
Other versions
IT8847541A0 (it
Inventor
Harry C Miller
Steven Helsfai
John Bishop
Gregory C Lainhart
Original Assignee
Harry C Miller
Helesfai Steven
Sergent E Greenleaf
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harry C Miller, Helesfai Steven, Sergent E Greenleaf filed Critical Harry C Miller
Publication of IT8847541A0 publication Critical patent/IT8847541A0/it
Application granted granted Critical
Publication of IT1219801B publication Critical patent/IT1219801B/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B37/00—Permutation or combination locks; Puzzle locks
    • E05B37/08—Permutation or combination locks; Puzzle locks with tumbler discs on a single axis, all the discs being adjustable by a rotary knob which is not shifted for adjusting the discs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B37/00—Permutation or combination locks; Puzzle locks
    • E05B37/0027—X-ray protection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/70—Operating mechanism
    • Y10T70/7153—Combination
    • Y10T70/7181—Tumbler type
    • Y10T70/7198—Single tumbler set
    • Y10T70/7237—Rotary or swinging tumblers
    • Y10T70/7243—Interset tumblers
    • Y10T70/7249—Tumblers released
    • Y10T70/7254—Fence held spaced from tumblers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/70—Operating mechanism
    • Y10T70/7153—Combination
    • Y10T70/7322—Permutation
    • Y10T70/7328—Compound tumblers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/70—Operating mechanism
    • Y10T70/7153—Combination
    • Y10T70/735—Operating elements
    • Y10T70/7367—Tumbler structure and position
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T70/00—Locks
    • Y10T70/70—Operating mechanism
    • Y10T70/7153—Combination
    • Y10T70/7424—Tampering prevention or attach defeating
    • Y10T70/7435—Hidden or covered dial
IT47541/88A 1987-01-22 1988-01-18 Serratura a combinazione non rilevabile mediante radiografia modificabile mediante chiave IT1219801B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/006,703 US4776190A (en) 1987-01-22 1987-01-22 Radiological detection resistant key changeable combination lock

Publications (2)

Publication Number Publication Date
IT8847541A0 IT8847541A0 (it) 1988-06-18
IT1219801B true IT1219801B (it) 1990-05-24

Family

ID=21722172

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47541/88A IT1219801B (it) 1987-01-22 1988-01-18 Serratura a combinazione non rilevabile mediante radiografia modificabile mediante chiave

Country Status (10)

Country Link
US (1) US4776190A (https=)
JP (1) JP2561493B2 (https=)
BR (1) BR8707144A (https=)
CA (1) CA1299886C (https=)
CH (1) CH677125A5 (https=)
DE (1) DE3801358C2 (https=)
ES (1) ES2008328A6 (https=)
FR (1) FR2610032B1 (https=)
GB (1) GB2200163B (https=)
IT (1) IT1219801B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5609051A (en) * 1995-08-16 1997-03-11 Donaldson; Edward M. Keyless entry system for replacement of existing key locks
US6131428A (en) * 1997-08-18 2000-10-17 John D. Brush & Co., Inc. Changeable combination lock
CN1209541C (zh) * 2002-12-02 2005-07-06 邵志军 拨码盘式全机械密码锁
US6904778B2 (en) 2003-04-28 2005-06-14 Lockmasters, Inc. Mechanical combination lock
US7705335B2 (en) * 2007-03-16 2010-04-27 Parttec, Ltd. Security protection device and method
US8443639B2 (en) * 2010-12-08 2013-05-21 Michael J. Walsh & Associates, Inc. Resistant mechanical combination lock and improvements thereto
US8667821B2 (en) 2010-12-08 2014-03-11 Michael J. Walsh & Associates, Inc. Resistant mechanical combination lock and improvements thereto
PL226449B1 (pl) 2014-11-26 2017-07-31 Ryszard Gawerski Zamek szyfrowy

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US237950A (en) * 1881-02-22 Permutation-lock
US1583402A (en) * 1925-12-03 1926-05-04 Yale & Towne Mfg Co Combination dial lock
US1928853A (en) * 1932-03-04 1933-10-03 William F Doenges Tumbler for combination locks
US2856765A (en) * 1955-10-20 1958-10-21 Jules H Sreb Combination-lock wheel
US2970217A (en) * 1958-10-29 1961-01-31 Harry C Miller Company Rotating scattering elements for X-ray proof locks
US3024640A (en) * 1959-05-05 1962-03-13 Harry C Miller X-ray protective combination lock dial assembly
FR1329791A (fr) * 1962-06-13 1963-06-14 Marquardt Corp Roue à gorges pour serrures à secret ou à combinaison
US3237435A (en) * 1963-12-27 1966-03-01 Sargent & Greenleaf Tumbler wheels for combination locks
US3254519A (en) * 1964-02-11 1966-06-07 Sargent & Greenleaf Tumbler wheels for combination locks
US3339382A (en) * 1964-12-15 1967-09-05 Sargent & Greenleaf Combination lock for security cabinets and the like
US3386275A (en) * 1966-02-14 1968-06-04 Mosler Safe Co Key changeable tumbler construction for combination locks
GB1528920A (en) * 1974-12-17 1978-10-18 Environment Sec Of State For Permutation locks
US3983727A (en) * 1975-07-07 1976-10-05 The United States Of America As Represented By The Secretary Of The Army Radiographically secure combination lock
US4163376A (en) * 1978-03-15 1979-08-07 Sargent & Greenleaf, Inc. Tumbler wheel combination locks with torque adjuster means

Also Published As

Publication number Publication date
FR2610032A1 (fr) 1988-07-29
GB8728215D0 (en) 1988-01-06
JPS63197782A (ja) 1988-08-16
FR2610032B1 (fr) 1992-12-11
DE3801358C2 (de) 1995-11-16
GB2200163B (en) 1991-02-13
BR8707144A (pt) 1988-08-02
CA1299886C (en) 1992-05-05
GB2200163A (en) 1988-07-27
CH677125A5 (https=) 1991-04-15
ES2008328A6 (es) 1989-07-16
JP2561493B2 (ja) 1996-12-11
US4776190A (en) 1988-10-11
IT8847541A0 (it) 1988-06-18
DE3801358A1 (de) 1988-08-04

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951218