Combination and key operated padlock with indicator
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E05B-037/06
E05B-037/00
출원번호
US-0317545
(2005-12-23)
발명자
/ 주소
Misner,Michael O.
Lu,Jian Bing
출원인 / 주소
The Eastern Company
인용정보
피인용 횟수 :
18인용 특허 :
72
초록▼
A padlock for luggage that can be operated by setting a combination or by inserting and turning a key is provided with an indicator that normally displays a first state when the lock being used in a normal way as a combination operated padlock, but which displays a second state if the padlock has be
A padlock for luggage that can be operated by setting a combination or by inserting and turning a key is provided with an indicator that normally displays a first state when the lock being used in a normal way as a combination operated padlock, but which displays a second state if the padlock has been opened by utilizing a key.
대표청구항▼
The invention claimed is: 1. A padlock having a combination mechanism enabling the padlock to be opened by setting a combination, having a key mechanism enabling the padlock to be opened by a key, having an indicator configured to move from a first position to a second position in response to openi
The invention claimed is: 1. A padlock having a combination mechanism enabling the padlock to be opened by setting a combination, having a key mechanism enabling the padlock to be opened by a key, having an indicator configured to move from a first position to a second position in response to opening of the padlock by said key, and having an indicator reset mechanism configured to permit resetting of the indicator from the second position to the first position only after the padlock has been opened by setting said combination. 2. The padlock of claim 1 wherein the indicator has a first state when in the first position, and has a second state when in the second position. 3. The padlock of claim 2 wherein the indicator displays a color when in the first position that differs from a color displayed by the indicator when in the second position. 4. The padlock of claim 1 wherein the indicator displays a first surface when in the first position, and displays a second surface when in the second position. 5. The padlock of claim 4 wherein the first surface and the second surface are of different colors. 6. The padlock of claim 1 additionally including means for biasing the indicator toward at least a selected one of the first and second positions. 7. The padlock of claim 1 additionally including a housing and a shackle that is movable relative to the housing between a locked position and an unlocked position when the padlock is opened by setting the combination. 8. The padlock of claim 7 wherein the shackle also is movable, when the padlock is opened by setting the combination, to an indicator reset position to cause the indicator to move from the second position to the normal first position. 9. The padlock of claim 7 wherein the shackle also is movable, when the padlock is opened by setting the combination, to a combination reset position to enable the combination used to open the padlock to be changed to a new combination that can be set to open the padlock. 10. A padlock having a combination mechanism and a key mechanism that each can be used independently of the other to open the padlock, and having an indicator that moves from a first position to a second position in response to opening of the padlock by the key mechanism, with the indicator being resettable to the first position only after the padlock has been opened by using the combination mechanism. 11. The padlock of claim 10 wherein the indicator provides a first appearance when in the first position that differs from a second appearance provided by the indicator when in the second position. 12. The padlock of claim 10 additionally including a housing and a shackle, wherein the shackle is movable relative to the housing between a locked position and an unlocked position when the padlock has been opened by using the combination mechanism. 13. The padlock of claim 12 wherein the shackle also is movable, when the padlock is opened by using the combination mechanism, to an indicator reset position to cause the indicator to move from the second position to the normal first position. 14. The padlock of claim 12 wherein the shackle also is movable, when the padlock is opened by using the combination mechanism, to a combination reset position to enable the combination used to open the padlock to be changed to a new combination that can be set to open the padlock. 15. A padlock comprising: a) a combination mechanism that can be used to unlock the padlock by setting a combination; b) a key mechanism that can be used to unlock the padlock with a key; c) an indicator movable from a first position indicating a first state to a second position indicating a second state in response to unlocking the padlock with the key; and, d) a reset mechanism configured to move the indicator from the second position to the first position at a time after the padlock has been unlocked as the result of setting the combination. 16. The padlock of claim 15 wherein the reset mechanism is configured to prevent movement of the indicator from the second position to the first position when the padlock is unlocked as the result of using the key. 17. The padlock of claim 15 wherein the indicator provides a first appearance when in the first position that differs from a second appearance provided by the indicator when in the second position. 18. The padlock of claim 15 additionally including a housing that defines a window through which the indicator can be seen when in the first and second positions. 19. The padlock of claim 15 additionally including a housing and a shackle, wherein the shackle is movable relative to the housing between a locked position and an unlocked position when the padlock is opened by setting the combination. 20. The padlock of claim 19 wherein the shackle also is movable, when the padlock is opened by setting the combination, to an indicator reset position to cause the indicator to move from the second position to the normal first position. 21. The padlock of claim 19 wherein the shackle also is movable, when the padlock is opened by setting the combination, to a combination reset position to enable the combination used to open the padlock to be changed to a new combination that can be set to open the padlock. 22. A padlock having a combination mechanism and a key mechanism that are usable independently to open the padlock, and having an indicator which moves from a normal position in response to opening of the padlock by use of the key mechanism to advise that the padlock has been opened by use of the key mechanism, wherein the indicator can only be reset to the normal position when the padlock has been opened by use of the combination mechanism. 23. The padlock of claim 22 additionally including a housing that defines a window through which the indicator is visible at least when in the normal position. 24. The padlock of claim 23 wherein the indicator has first and second surfaces, with the first surface being visible through the window when the indicator is in the normal position, and with the second surface being visible through the window when the indicator has moved from the normal position. 25. The padlock of claim 22 wherein the combination mechanism includes a plurality of dials that can be moved to set a combination that will open the padlock. 26. A lock having a combination mechanism and a key mechanism that can be used independently of each other to release from latched engagement first and second elements of the lock that can move relative to each other when not retained in latched engagement, and having a resettable indicator that moves from a first position to a second position in response to use of the key mechanism to release the first and second elements from latched engagement, wherein the indicator can only be reset from the second position to the first position after the first and second elements have been released from latched engagement as the result of use of the combination mechanism. 27. A lock for checked baggage having a key operated mechanism that enables the lock to open in response to use of a key in government control, having an indicator that moves from a normal position in response to opening of the lock by the key, having a combination mechanism that enables the lock to open in response to a combination being set on the combination mechanism, and wherein the indicator can only be reset to the normal position after the combination has been set on the combination mechanism. 28. The lock of claim 27 additionally including a housing that defines a window through which the indicator is visible at least when in the normal position. 29. The lock of claim 28 wherein the indicator has first and second surfaces, with the first surface being visible through the window when the indicator is in the normal position, and with the second surface being visible through the window when the indicator has moved from the normal position. 30. The lock of claim 27 wherein the combination mechanism includes a plurality of dials that can be moved to set a combination that will open the lock. 31. The lock of claim 30 additionally including a reset mechanism that can be used to return the indicator to the normal position only after the lock has been opened by setting the combination. 32. A lock installable on luggage by the owner of the lock for securing contents of luggage during travel that can be opened and relocked by government authorized personnel for inspection of luggage contents, comprising: a) a combination mechanism that can be operated to unlock the lock by setting a combination known to the owner; b) a key mechanism that can be operated to unlock the lock using a key in possession of government authorized personnel; and, c) an indicator movable from a normal position in response to opening of the lock by said key, and resettable to the normal position only after the lock has been opened by setting said combination. 33. The lock of claim 32 additionally including a housing that defines a window through which the indicator is visible at least when in the normal position. 34. The lock of claim 33 wherein the indicator has first and second surfaces, with the first surface being visible through the window when the indicator is in the normal position, and with the second surface being visible through the window when the indicator has moved from the normal position. 35. The lock of claim 32 wherein the combination mechanism includes a plurality of dials that can be moved to set a combination that will open the lock. 36. The lock of claim 35 additionally including a reset mechanism that can be used to return the indicator to the normal position only after the lock has been opened by setting the combination. 37. A combination operated lock that also can be opened by a key wherein the lock includes an indicator element that moves from a first position to a second position in response to opening of the lock by said key, and wherein the indicator element can only be reset to the first position at a time after the lock has been opened by use of a predetermined combination. 38. The combination operated lock of claim 37 wherein the indicator has a first state when in the first position, and has a second state when in the second position. 39. The combination operated lock of claim 38 wherein the indicator displays a color when in the first position that differs from a color displayed by the indicator when in the second position. 40. The combination operated lock of claim 37 wherein the indicator has a surface that is visible when in a selected one of the first and second positions that is not visible when in the other of the first and second positions. 41. The combination operated lock of claim 40 wherein the first surface and the second surface are of different colors. 42. The combination operated lock of claim 37 additionally including means for biasing the indicator toward at least a selected one of the first and second positions. 43. A lock having a combination mechanism and a key mechanism usable independently of each other to release from latched engagement first and second elements of the lock that can move relative to each other when not retained in latched engagement, and having a resettable indicator that moves from a normal position to indicate that the key mechanism has been used to release the first and second elements from latched engagement, wherein the indicator can only be reset to the normal position after a combination that will open the lock has been set on the combination mechanism. 44. A combination operated lock having a combination mechanism on which a combination can be set to operate the lock, and having a key mechanism with which a key can be used in place of setting the combination on the combination mechanism to operate the lock, wherein the lock includes a resettable indicator that moves from a normal position to indicate that the lock has been opened by said key, and that can only be reset to the normal position after the combination has been set on the combination mechanism. 45. A lock having a combination mechanism and a key mechanism that can be used independently of each other to release from latched engagement first and second elements of the lock that can move relative to each other when not retained in latched engagement, and having a resettable indicator that moves from a first position to a second position in response to use of the key mechanism to release the first and second elements from latched engagement, wherein the indicator can only be reset from the second position to the first position after a combination has been set on the combination mechanism. 46. A lock for checked baggage having a key operated mechanism that enables the lock to open in response to use of a key in government control, having an indicator that moves from a normal position in response to opening of the lock by the key, having a combination mechanism that enables the lock to open in response to a combination being set on the combination mechanism, and wherein the indicator can only be reset to the normal position after the lock has been opened as the result of the combination being set on the combination mechanism.
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이 특허에 인용된 특허 (72)
Klimas Frank, Abnormal use indicator for door lock.
Castle Nial K. (4149 Cartagena Dr. San Diego CA 92115) Martin Derald E. (6864 Cedral Pl. Lemon Grove CA 92045) Martin Ralph D. (8858 Harness St. Spring Valley CA 92077), Door lock with indicator.
Davis Wayne S. (Harrisburg PA) Shirk Michael E. (Grantville PA) Whiteman ; Jr. Robert N. (Harrisburg PA), Electrical connector with multiple blade contacts.
Henderson Walter G. (Corvallis OR) Archer ; II John Q. (Salem OR) Daum Gerald R. (Salem OR) Ellson George A. (Salem OR) Gray John E. (Salem OR) Larson Wayne F. (Salem OR) Olds Rockne M. (Salem OR) Sc, Electronic key with interactive graphic user interface.
Meyers Chip E. R. (Santa Monica CA) Schmidt Frederick W. (Redondo Beach CA) Andersen Mark (Woodland Hills CA), Multi-mode combination alarm and locking apparatus for bicycles, motorcycles and the like.
Olshausen, Michael Cohnitz, Pop-up, precision lock-cylinder that reveals at once, with visual and tactile cues, who else with a key has sought or gained entry.
Aurness Harold O. (5808 Knox Ave. North Brookyln Center MN 55430) Mahler Thomas G. (3841 Unity Ave. North Robbinsdale MN 55422), Two-door, locked mailbox.
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