IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0248972
(2003-03-06)
|
발명자
/ 주소 |
- Robinson, Charles H.
- Wood, Robert H.
- Hoang, Thinh Q.
|
출원인 / 주소 |
- The United States of America as represented by the Secretary of the Army
|
인용정보 |
피인용 횟수 :
24 인용 특허 :
9 |
초록
▼
A MEMS type safety and arming device includes a substrate; a frame disposed on the substrate; a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; an arming slider disposed in the frame, the arming slider moving linearly in an arming direc
A MEMS type safety and arming device includes a substrate; a frame disposed on the substrate; a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; an arming slider disposed in the frame, the arming slider moving linearly in an arming direction perpendicular to the direction of the setback acceleration and in response to spin; a setback lock lever disposed in the frame, the setback lock lever engaging the arming slider to prevent linear motion of the arming slider until the setback slider contacts and moves the setback lock lever; and a command lock rocker disposed in the frame, the command lock rocker engaging the arming slider to prevent full arming motion of the arming slider until after the command lock rocker is actuated.
대표청구항
▼
1. A safety and arming device, comprising:a substrate;a frame disposed on the substrate;a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; the setback slider including, on an end of the setback slider in a direction of the setback accele
1. A safety and arming device, comprising:a substrate;a frame disposed on the substrate;a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; the setback slider including, on an end of the setback slider in a direction of the setback acceleration, a setback slider spring attached at one end to the setback slider and at another end to a setback slider latch head, the setback slider latch head for prebiasing the setback slider spring by inserting the setback slider latch head in a setback slider spring head socket in the frame; the setback slider further including, on an end of the setback slider in a direction opposite to the direction of the setback acceleration, a second setback slider latch head for locking the setback slider after linear movement of the setback slider by inserting the second setback slider latch head in a setback slider latch socket in the frame;an arming slider disposed in the frame, the arming slider moving linearly in an arming direction perpendicular to the direction of the setback acceleration and in response to spin; the arming slider including, on an end of the arming slider in a direction opposite the arming direction, an arming slider spring attached at one end to the arming slider and at another end to an arming slider latch head for prebiasing the arming slider spring by inserting the arming slider latch head in an arming slider spring head socket in the frame; the arming slider further including, on an end of the arming slider in the arming direction, a second arming slider latch head for locking the arming slider after linear movement of the arming slider by inserting the second arming slider latch head in an arming slider latch socket in the frame;a setback lock lever disposed in the frame, the setback lock lever engaging the arming slider to prevent linear motion of the arming slider until the setback slider contacts and moves the setback lock lever; anda command lock rocker disposed in the frame, the command lock rocker engaging the arming slider to prevent full arming motion of the arming slider until after the command lock rocker is actuated.2. The device of claim 1 wherein the arming slider spring is formed integrally with the arming slider.3. The device of claim 1 wherein the arming slider spring is connected to an insertion plug that is inserted in a socket in the arming slider.4. The device of claim 1 wherein the setback slider spring is formed integrally with the setback slider.5. The device of claim 1 wherein the setback slider spring is connected to an insertion plug that is inserted in a socket in the setback slider.6. The device of claim 1 wherein the setback slider includes zig-zag racks that cooperate with zig-zag tracks in the frame to delay movement of the setback slider.7. The device of claim 1 wherein the arming slider includes zig-zag racks that cooperate with zig-zag tracks in the frame to delay movement of the arming slider.8. The device of claim 1 wherein the arming slider comprises an upper arm having an interlock hook at an end thereof, the setback slider comprising a right arm having a catch at an end thereof wherein in an initial position of the setback slider, the catch of the setback slider engages the interlock hook of the arming slider to prevent movement of the arming slider, if the arming slider begins moving to an arming position before the setback slider has at least partially moved in the direction opposite the setback acceleration.9. The device of claim 1 wherein the setback lock lever comprises a setback lock lever tab,a setback lock lever breakaway tab head and a setback lock lever tip; the frame comprising a setback lock lever pin socket for receiving the setback lock lever breakaway tab head; the arming slider comprising an arming slider setback lock catch for receiving the setback lock lever tab, the setback lock lever tip protruding into a path of the setback slider wherein linear motion of the setback slider in the direction opposite the setback acceleration engages the setback slider with the setback lock lever tip, bend the setback lock lever, break the setback lock lever breakaway tab head and remove the setback lock lever tab from the arming slider setback lock catch to thereby free the arming slider for movement towards the armed position.10. The device of claim 1 wherein the arming slider includes an arming slider command lock catch slot and the command lock rocker includes a command lock enable catch tab wherein the command lock enable catch tab is disposed in the arming slider command lock catch slot to prevent the arming slider from moving to the armed position.11. The device of claim 10 wherein the command lock rocker includes an anchor section, a torsion bar section connected to the anchor section, a lower rocker arm connected to the torsion bar section and an inclined arm connected to the torsion bar section.12. The device of claim 11 wherein the lower rocker arm includes the command lock enable catch tab, an anti-rotation guide tab and a tilt latch.13. The device of claim 12 wherein the inclined arm includes a piston arm out of a plane of the frame and a rocker piston tab attached to the piston arm.14. The device of claim 13 further comprising a cover plate assembly disposed over the frame, the cover plate assembly including a piston disposed adjacent the rocker piston tab.15. The device of claim 14 wherein the piston, when actuated, is operable to move the rocker piston tab downwardly, thereby removing the command lock enable catch tab from the arming slider command lock catch slot and enabling the arming slider to move to the armed position.16. The device of claim 14 wherein the arming slider includes an arming slider preventer tab disposed beneath the rocker piston tab that prevents the rocker piston tab from moving downwardly until the arming slider has moved a predetermined distance toward the armed position.17. The device of claim 1 further comprising an arming detent assembly disposed in the frame adjacent the arming slider, the arming slider including detents; the arming detent assembly including a compression spring, a body connected to the compression spring and a slider pin connected to the body wherein the slider pin engages the detents in the arming slider to hold the arming slider in a fixed position.18. The device of claim 1 wherein the setback slider latch head, the second setback slider latch head, the arming slider latch head and the second arming slider latch head each include latch barbs thereon.19. The device of claim 18 wherein the latch barbs define stress relief radii at attachment points to respective latch heads.20. The device of claim 1 wherein the setback slider spring head socket, setback slider latch socket, arming slider spring head socket and arming slider latch socket have lengths that are longer than respective lengths of the setback slider latch head, the second setback slider latch head, the arming slider latch head and the second arming slider latch head such that a clearance space remains between each latch head and socket when the latch head is fully latched.21. The device of claim 14 wherein the arming slider includes a transfer pocket, the cover plate assembly includes an input column and the substrate includes an output column so that when the arming slider is in the armed position, the input column is adjacent one end of the transfer pocket and the output column is adjacent another end of the transfer pocket.22. The device of claim 21 wherein the cover plate assembly further comprises a propellant charge disposed above the piston.23. The device of claim 22 further comprising an explosive initiator assembly disposed above the cover plate assembly, the explosive initiator assembly including a firetrain thin film initiator disposed above the input column and a piston thin film initiator disposed above the propellant charge above the piston.24. The device of claim 23 further comprising an electrical contact disposed above the explosive initiator assembly, the electrical contact being in electrical communication with the firetrain thin film initiator and the piston thin film initiator.25. The device of claim 24 further comprising an explosive output assembly disposed below the substrate, the explosive output assembly including an output explosive charge disposed below the output column.26. The device of claim 21 wherein the arming slider includes a transfer charge disposed in the transfer pocket.27. A safety and arming device, comprising:a substrate;a frame disposed on the substrate;a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; the setback slider including, on an end of the setback slider in a direction of the setback acceleration, a setback slider spring attached at one end to the setback slider and at another end to a setback slider latch head, the setback slider latch head for prebiasing the setback slider spring by inserting the setback slider latch head in a setback slider spring head socket in the frame; the setback slider further including, on an end of the setback slider in a direction opposite to the direction of the setback acceleration, a second setback slider latch head for locking the setback slider after its linear movement by inserting the second setback slider latch head in a setback slider latch socket in the frame;an arming slider disposed in the frame, the arming slider moving linearly in an arming direction perpendicular to the direction of the setback acceleration and in response to spin; the arming slider including, on an end of the arming slider in a direction opposite the arming direction, an arming slider spring attached at one end to the arming slider and at another end to an arming slider latch head for prebiasing the arming slider spring by inserting the arming slider latch head in an arming slider spring head socket in the frame;a setback lock lever disposed in the frame, the setback lock lever engaging the arming slider to prevent linear motion of the arming slider until the setback slider contacts and moves the setback lock lever; anda command lock rocker disposed in the frame, the command lock rocker engaging the arming slider to prevent full arming motion of the arming slider until after the command lock rocker is actuated.28. A safety and arming device, comprising:a substrate;a frame disposed on the substrate;a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; the setback slider including, on an end of the setback slider in a direction of the setback acceleration, a setback slider spring attached at one end to the setback slider and at another end to a setback slider latch head, the setback slider latch head for prebiasing the setback slider spring by inserting the setback slider latch head in a setback slider spring head socket in the frame; the setback slider further including, on an end of the setback slider in a direction opposite to the direction of the setback acceleration, a second setback slider latch head for locking the setback slider after its linear movement by inserting the second setback slider latch head in a setback slider latch socket in the frame;an arming slider disposed in the frame, the arming slider moving linearly in an arming direction perpendicular to the direction of the setback acceleration; the arming slider including, on an end of the arming slider in an arming direction, an arming slider spring attached at one end to the arming slider and at another end to an arming slider latch head for prebiasing the arming slider spring by inserting the arming slider latch head in an arming slider spring head socket in the frame;a setback lock lever disposed in the frame, the setback lock lever engaging the arming slider to prevent linear motion of the arming slider until the setback slider contacts and moves the setback lock lever; anda command lock rocker disposed in the frame, the command lock rocker engaging the arming slider to prevent full arming motion of the arming slider until after the command lock rocker is actuated.29. The device of claim 28 wherein the arming slider includes a lower arm extending in the arming direction, the lower arm having on an end thereof a second arming slider latch head for locking the arming slider after its linear movement to the armed position by inserting the second arming slider latch head in an arming slider latch socket in the frame.30. The device of claim 8 further comprising a cover plate assembly disposed above the frame and an explosive initiator assembly disposed above the cover plate assembly wherein the explosive initiator assembly and the cover plate assembly include a safe inspection hole and an armed inspection hole, the safe inspection hole being located above the initial position of the arming slider interlock hook and setback slider interlock catch, and the armed inspection hole being located above the arming slider latch socket.31. The device of claim 21 further comprising an inductive coupler assembly disposed in the transfer pocket wherein the input column comprises an input coil assembly and the output column comprises a receptor coil.32. The device of claim 31 wherein the inductive coupler assembly comprises a receiving coil electrically connected to an emitter coil.33. The device of claim 21 further comprising an optical coupler disposed in the transfer pocket wherein the input column comprises an input light source and the output column comprises an optical sensor.34. A safety and arming device, comprising:a substrate;a frame disposed on the substrate;a setback slider disposed in the frame, the setback slider moving linearly in response to a setback acceleration; the setback slider including, on an end of the setback slider in a direction of the setback acceleration, a setback slider spring attached at one end to the setback slider and at another end to a setback slider latch head, the setback slider latch head for prebiasing the setback slider spring by inserting the setback slider latch head in a setback slider spring head socket in the frame; the setback slider further including, on an end of the setback slider in a direction opposite to the direction of the setback acceleration, a second setback slider latch head for locking the setback slider after its linear movement by inserting the second setback slider latch head in a setback slider latch socket in the frame;an arming slider disposed in the frame, the arming slider moving linearly in an arming direction perpendicular to the direction of the setback acceleration and in response to spin; the arming slider including, on an end of the arming slider in a direction opposite the arming direction, an arming slider spring attached at one end to the arming slider and at another end to an arming slider latch head for prebiasing the arming slider spring by inserting the arming slider latch head in an arming slider spring head socket in the frame; the arming slider further including on an end of the arming slider in the arming direction, a second arming slider latch head for locking the arming slider after its linear movement by inserting the second arming slider latch head in an arming slider latch socket in the frame;a setback lock lever attached to a lower arm of the arming slider, the setback lock lever engaging the frame to prevent linear motion of the arming slider until the setback slider contacts and moves the setback lock lever; anda command lock rocker disposed in the frame, the command lock rocker engaging the arming slider to prevent full arming motion of the arming slider until after the command lock rocker is actuated.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.