1. A printing machine used to clean and protect inkjet heads, comprising:
a slideway for providing a route;
a printing mechanism disposed on the slideway, comprising:
a first inkjet cartridge, having a first inkjet head;
a second inkjet cartridge, having a second inkjet head and a driving mechanism;
a first container sliding along the slideway and accommodating the first inkjet cartridge; and
a second container sliding along the slideway and accommodating the second inkjet cartridge; and
a maintaining mechanism disposed on the route, comprising:
a first scraper with a first width;
a second scraper with a second width;
a sled respectively connecting to bottoms of the first scraper and the second scraper, and elongating below an end of the slideway; and
a clutch connecting to the sled;
wherein when said printing mechanism slides along said slideway to the end of the route in a forward direction, said second container drives said sled via said driving mechanism, then said sled drives said first scraper and said second scraper to a cleaning position, when said printing mechanism slides along said slideway in a backward direction, said driving mechanism drives said clutch in order to control said first scraper and said second scraper to leave said cleaning position.
2. The printing machine according to claim 1, wherein said scraper is a cleaning slice.
3. The printing machine according to claim 1, wherein said driving mechanism is a raised lump.
4. The printing machine according to claim 1, wherein when the width of said second inkjet head is equal to said second width, said driving mechanism is disposed at a first position, and after said second scraper cleans said second inkjet head, said driving mechanism then drives said clutch.
5. The printing machine according to claim 1, wherein when the width of said second inkjet head is equal to said first width, said driving mechanism is disposed at a second position, and after said first scraper cleans said first inkjet head and said second inkjet head, said driving mechanism then drives said clutch.
6. The printing machine according to claim 1, wherein when the width of said second inkjet head is equal to said first width, after said first scraper cleans said second inkjet head, said second container then drives said clutch.
7. A maintaining mechanism disposed on a printing machine having a slideway and a printing mechanism, comprising:
a first scraper with a first width;
a second scraper with a second width;
a sled respectively connecting to bottoms of the first scraper and the second scraper and elongating below an end of the slideway; and
a clutch connecting to the sled;
wherein when said printing mechanism slides along said slideway to the end in a forward direction, said printing mechanism drives said sled via a driving mechanism of said printing mechanism, then said sled drives said first scraper and said second scraper to a cleaning position, when said printing mechanism slides along said slideway in a backward direction, said driving mechanism drives said clutch in order to control said first scraper and said second scraper to leave said cleaning position.
8. The maintaining mechanism according to claim 7, wherein said scraper is a cleaning slice.
9. The maintaining mechanism according to claim 7, wherein said driving mechanism is a raised lump.
10. The maintaining mechanism according to claim 7, wherein said printing mechanism further comprises a first and a second inkjet heads, when the width of said second inkjet head is equal to said second width, said driving mechanism is disposed at a first position, and after said second scraper cleans said second inkjet head, said driving mechanism then drives said clutch.
11. The maintaining mechanism according to claim 7, wherein said printing mechanism further comprises a first and a second inkjet heads, when the width of said second inkjet head is equal to said first width, said driving mechanism is disposed at a second position, and after said first scraper cleans said first inkjet head and said second inkjet head, said driving mechanism then drives said clutch.
12. The maintaining mechanism according to claim 7, wherein said printing mechanism further comprises a first and a second inkjet heads, when the width of said second inkjet head is equal to said first width, after said first scraper cleans said second inkjet head, said second container then drives said clutch.
13. A cleaning method of using a maintaining mechanism to clean an inkjet head of a printing mechanism, wherein the maintaining mechanism comprises a first scraper, whose width corresponds to the width of a first inkjet head, a second scraper, whose width corresponds to the width of a second inkjet head, a sled, and a clutch, the method comprising the steps of:
driving the printing mechanism sliding along a forward direction to be above the maintaining mechanism, and driving the sled to control the first scraper and the second scraper to move to a cleaning position;
driving the printing mechanism sliding along a backward direction, wherein the first scraper cleans the first inkjet head and the second scraper cleans the second inkjet head, respectively; and
utilizing the sled to control the first scraper and the second scraper to leave the cleaning position by driving the clutch.
14. The cleaning method according to claim 13, wherein a contact surface of said clutch contacting said printing mechanism along said forward direction is a curved surface so as to prevent that said printing mechanism is blocked by said clutch while said printing mechanism moves along said forward direction.
15. The cleaning method according to claim 13, wherein said printing mechanism further comprises a second container for accommodating said second inkjet head, when said second container moves to the end along said forward direction in order to drive said sled to move said first scraper and said second scraper to said cleaning position.
16. The cleaning method according to claim 13, wherein said printing mechanism further comprises a driving mechanism, and said printing mechanism drives said clutch via said driving mechanism in order to make that said sled drives said first scraper and said second scraper to leave said cleaning position.
17. The cleaning method according to claim 16, wherein said driving mechanism of said printing mechanism is disposed at a first position to drive said clutch controlling said first and second scrapers for stopping cleaning after said second scraper cleans said second inkjet head.
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 articulated bed comprising:
a first section configured to support at least part of a mattress thereon, the first section comprising a first side rail and a plurality of first mattress support bars extending generally parallel to one another, each first mattress support bar comprising a first end and a second end, wherein at least one of the plurality of first mattress support bars has the first end thereof fixed to the first side rail so as to integrate the at least one first mattress support bar with the first side rail, wherein the at least one first mattress support bar is hinged about a first axis at a position thereof so as to rotate the first side rail about the first axis, wherein the position has a first distance to the first end and a second distance to the second end, wherein the first distance is greater than the second distance;
a second section located next to the first section and configured to support at least part of a mattress thereon; and
a mechanism configured to engage with the first section and to rotate the first side rail and the plurality of first mattress support bars rotate about the first axis.
2. The articulated bed of claim 1, wherein the position of the first axis bar is located at or in the vicinity of the second end of the at least one first mattress support bar.
3. The articulated bed of claim 1, further comprising a hinge support extending along the first axis under the plurality of first mattress support bars, wherein the at least one first mattress support bar forms a hinged connection with the hinge support about the first axis.
4. The articulated bed of claim 1, wherein the mechanism comprises a first lifting bar arranged to extend along the first side rail, wherein the first side rail and the first lifting bar are configured to engage with each other such that lifting the first lifting bar lifts the first side rail and simultaneously rotates the first side rail about the first axis.
5. The articulated bed of claim 4, wherein the mechanism further comprises at least one lifting lever substantially perpendicularly attached to the first lifting bar and configured to hingedly rotate generally about the first axis so as to lift the first lifting bar as hingedly rotating generally about the first axis.
6. The articulated bed of claim 4, wherein the first side rail has a recess from an underside thereof, and wherein the recess is configured to receive the first lifting bar from the underside.
7. The articulated bed of claim 4, further comprising a base frame configured to support the first section and the second section.
8. The articulated bed of claim 7, wherein the base frame comprises a side rail extending along the first side rail, wherein the side rail of the base frame comprises a channel configured to receive the first lifting bar thereon.
9. The articulated bed of claim 1, wherein the second section comprises a second side rail and a plurality of second mattress support bars extending generally parallel to one another, each second mattress support bar comprising a first end and a second end, wherein at least one of the plurality of second mattress support bars has the first end thereof, which is fixed to the second side rail so as to integrate the at least one second mattress support bar with the second side rail.
10. The articulated bed of claim 9, wherein the at least one second mattress support bar of the second section is hinged about a second axis at a position located at or in the vicinity of the second end of the second mattress support bar so as to rotate about the second axis, and wherein the mechanism is further configured to engage with the second section and to lift the second side rail so as to rotate the second side rail and the at least one second mattress support bar about the second axis, which is substantially parallel to the first axis.
11. The articulated bed of claim 9, wherein two neighboring ones of the plurality of first mattress support bars form a space therebetween, and wherein one of the plurality of second mattress support bars extends into the space.
12. The articulated bed of claim 9, wherein the second end of the at least one first mattress support bar is spaced apart from the first side rail.
13. The articulated bed of claim 4, wherein the first section further comprises a second side rail and a plurality of second mattress support bars extending generally parallel to one another, each second mattress support bar comprising a first end and a second end, wherein at least one of the plurality of second mattress support bars has the first end thereof, which is fixed to the second side rail so as to integrate the at least one second mattress support bar with the second side rail, wherein the second side rail extends along the first side rail.
14. The articulated bed of claim 13, wherein the at least one second mattress support bar is hinged about the first axis at a position thereof apart from the first end thereof so as to rotate about the first axis, and wherein the mechanism is further configured to lift the second side rail so as to rotate the second side rail and the at least one second mattress support bar about the first axis.
15. The articulated bed of claim 13, wherein the mechanism is configured to lift the first and second side rails simultaneously so as to rotate the first section about the first axis.
16. The articulated bed of claim 13, further comprising another mechanism configured to rotate the first side rail and the at least one first mattress support bar about a third axis substantially perpendicular to the first axis.
17. The articulated bed of claim 16, further comprising another mechanism configured to rotate the second side rail and the at least one second mattress support bar about a fourth axis substantially perpendicular to the first axis.
18. The articulated bed of claim 16, wherein the other mechanism is further configured to rotate a portion of the second section together with the first side rail and the at least one first mattress support bar about the third axis.
19. The articulated bed of claim 13, wherein the first section further comprises at least one mattress support bar, each of which comprises a first end and a second end, wherein the first end of each mattress support bar is fixed to neither the first side rail nor the second side rail, and wherein the second end of each mattress support bar is hinged about the first axis at a point of the mattress support bar, wherein the point is closer to the second end than the first end thereof, wherein each mattress support bar is rotatable about the first axis.
20. The articulated bed of claim 1, wherein the first section comprises a left or right portion of the bed.
21. The articulated bed of claim 20, wherein the left or right portion occupies more than one half the areas on which a mattress is to be supported.
22. The articulated bed of claim 1, wherein the first section comprises a head or leg portion of a left or right portion of the bed.
23. The articulated bed of claim 1, wherein the first side rail provides a side edge of the bed on which a mattress is to be placed.
24. The articulated bed of claim 23, further comprising a mattress.
25. A method of using an articulated bed, the method comprising:
providing the articulated bed of claim 1; and
lifting the first side rail using the mechanism so as to rotate the first side rail and the at least one first mattress support bar generally about the first axis.
26. The method of claim 25, wherein lifting the first side rail causes a person lying on the bed to turn the body of the person to a side.
27. The method of claim 25, wherein the articulated bed further comprises another mechanism configured to rotate the first side rail and the at least one first mattress support bar about a third axis substantially perpendicular to the first axis, wherein the method further comprises lifting the first side rail using the other mechanism so as to rotate the first side rail and the at least one first mattress support bar about the third axis.
28. The method of claim 27, wherein the other mechanism is further configured to rotate a portion of the second section together with the first side rail and the at least one first mattress support bar about the third axis, wherein the method further comprises substantially simultaneously rotating the first side rail, and the at least one first mattress support bar, and the portion of the second section about the third axis.