1.-16. (canceled)
17. A collision protection device for a patient examination table of a medical X-ray device, comprising:
a protective element made of an X-ray transparent material that mechanically shields at least a part of the patient examination table.
18. The collision protection device as claimed in claim 17, wherein the protective element is transparent.
19. The collision protection device as claimed in claim 17, further comprising a securing element that couples the collision protection device to the patient examination table.
20. The collision protection device as claimed in claim 17, further comprising a stand or a base.
21. The collision protection device as claimed in claim 17, wherein the protective element is a longitudinally sectioned cylinder.
22. The collision protection device as claimed in claim 17, wherein the protective element is a cylinder.
23. The collision protection device as claimed in claim 17, wherein the protective element is an elliptical paraboloid, a half-ellipsoid, or a half-sphere.
24. The collision protection device as claimed in claim 17, wherein the protective element is made from plastic.
25. The collision protection device as claimed in claim 17, wherein the protective element is coated with a flexible material.
26. The collision protection device as claimed in claim 25, wherein the flexible material is a foam material.
27. The collision protection device as claimed in claim 17, wherein the protective element is moved by a motor.
28. The collision protection device as claimed in claim 17, further comprising a collision sensor.
29. The collision protection device as claimed in claim 28, wherein the collision sensor is arranged in a feeler.
30. The collision protection device as claimed in claim 17, further comprising a signal output device.
31. A patient examination table of a medical X-ray device, comprising:
a collision protection device; and
a protective element made of an X-ray transparent material and arranged on the collision protection device that mechanically shields at least a part of the patient examination table.
32. An X-ray device, comprising:
a movable robotic arm;
an X-ray emitter arranged on the movable robotic arm;
an X-ray detector arranged on the movable robotic arm;
a patient examination table;
a collision protection device; and
a protective element made of an X-ray transparent material and arranged on the collision protection device that mechanically shields at least a part of the patient examination table against the movable robotic arm.
33. The X-ray device as claimed in claim 32, wherein the robotic arm is a C-arm and the X-ray emitter and the X-ray detector are disposed at opposite ends of the C-arm.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An electric device, comprising:
a connector that is configured to couple to an external device;
a power supply unit that is configured to supply electric power to the external device via the connector;
a connection-detection unit that is configured to detect whether the external device is coupled to the connector; and,
a control unit that is configured to control electric power supplied to the power supply unit from a battery so as to increase electric power supplied to the power supply unit when the connection-detection unit detects that the external device is coupled to the connector.
2. The electric device of claim 1, wherein
the connector comprises a power supply terminal;
the connection-detection unit is configured to detect that the external device is coupled to the connector based on a voltage change in the power supply terminal; and,
the control unit is configured to increase electric power supplied to the power supply unit when the connection-detection unit detects that the external device is coupled to the connector.
3. The electric device of claim 1, wherein
the connector comprises a power supply terminal; and,
the power supply unit is configured to supply electric power to the external device so as to keep a voltage of the power supply terminal constant when a value of a current that flows to the connector is within a specified range.
4. The electric device of claim 3, wherein,
the power supply unit is configured to reduce a voltage of the power supply terminal and limit the value of the current that flows to the connector to a specified upper limit or below when the value of the current that flows to the connector reaches the upper limit.
5. The electric device of claim 1, wherein
the control unit is configured to either reduce or block electric power supplied to the power supply unit when a value of a current that flows to the connector is equal to or above a specified lower limit.
6. The electric device of claim 1, wherein
the electric device comprises a voltage-detection unit that is configured to detect a value of a battery voltage of the battery,
the control unit is configured to perform a specified protective operation when the value of the battery voltage detected by the voltage-detection unit is equal to or below the overdischarge threshold value and to set the overdischarged threshold value in accordance with a result of detection by the connection-detection unit.
7. The electric device of claim 6, wherein
the control unit is configured to notify information related to the battery voltage via a notification unit when the value of the battery voltage detected by the voltage-detection unit is equal to or below the overdischarge threshold value.
8. The electric device of claim 7, wherein
the control unit is configured to set the overdischarge threshold value in accordance with a result of detection by the connection-detection unit such that the overdischarge threshold value while the external device is coupled to the connector is set smaller than the overdischarge threshold value while the external device is not coupled to the connector.
9. The electric device of claim 7, wherein,
the control unit is configured to continue notification via the notification unit until at least one of a first condition and a second condition is satisfied after the value of the battery voltage detected by the voltage-detection unit has become equal to or below the overdischarge threshold value, the first condition being a condition that the value of the battery voltage reaches a set value smaller than the overdischarge threshold value, and, the second condition being a condition that a specified time elapses.
10. The electric device of claim 1, wherein
the control unit is configured to light a light emitting unit in accordance with a preset timing when the connection-detection unit detects that the external device is not coupled to the connector.
11. The electric device of claim 10, comprising an oscillationimpact detection unit that is configured to detect at least either an oscillation or an impact applied to the electric device,
wherein the control unit is configured to light the light emitting unit in accordance with a preset timing for a given length of time when either one of an oscillation or an impact is detected by the oscillationimpact detection unit.
12. The electric device of claim 10, comprising:
a luminance detection unit that is configured to detect a value of luminance surrounding the electric device,
wherein the control unit is configured to light the light emitting unit in accordance with a preset timing when the value of surrounding luminance detected by the luminance detection unit is equal to or below a specified value.
13. The electric device of claim 1, comprising:
a grip portion that is configured to provide a grip for a user; and,
the battery,
wherein the connector is disposed between the grip portion and the battery.
14. The electric device of claim 13, comprising a power-consumption unit that is configured to consume electric power of the battery and disposed on a side of the grip portion opposite to a side where the battery is provided.
15. A method of controlling an electric device that comprises a connector that is configured to be coupled to an external device; and, a power supply unit that is configured to supply electrical power to the external device via the connector, the method comprising:
detecting whether the external device is coupled to the connector; and,
controlling electric power supplied to the power supply unit from a battery so as to increase electric power supplied to the power supply unit when it is detected that the external device is coupled to the connector.