1. A drilling machine comprising:
a frame;
a control unit connected to the frame;
a drilling unit movably supported on the frame;
a cable assembly for connecting the control unit to the drilling unit; and
a cap connected to the drilling unit, wherein the cable assembly includes a cable for electrically connecting the drilling unit to the control unit, wherein the cable assembly includes a protecting unit for protectively containing the cable, wherein the protecting unit includes a first end connected to the frame and a second end connected to the drilling unit, wherein the protecting unit includes a first connector at the first end, a second connector at the second end, and rings between the first and second connectors, wherein the rings and the first and second connectors are pivotally connected to one another, wherein the first connector is connected to the frame, wherein the second connector is connected to the drilling unit, wherein the second connector is connected to the cap, wherein the cable is inserted through the cap, and wherein the cable assembly is concealed between the frame and the drilling unit.
2. The drilling machine according to claim 1, wherein the cap includes two flanges connected to the drilling unit.
3. The drilling machine according to claim 1, wherein the cap includes an aperture and an opening, and wherein the cable is inserted through the aperture and the opening.
4. The drilling machine according to claim 1, further including two tracks connected to the frame and a slate connected to the drilling unit, wherein the slate is movable along the tracks.
5. The drilling machine according to claim 4, wherein each of the two tracks includes a groove, and wherein the slate includes two edges each movable in the groove of a corresponding one of the two tracks.
6. The drilling machine according to claim 4, including a rack connected to the slate, a gear engaged with the rack and connected to the frame, and levers connected to the gear and operable for rotating the gear.
7. The drilling machine according to claim 6, wherein the slate includes a rib for positioning the rack.
8. The drilling machine according to claim 7, wherein the frame includes:
a space for containing the cable assembly, the rack and the rib; and
a cutout through which the cable assembly, the rack and the rib extend from the space.
9. The drilling machine according to claim 1, further including a container contained in the frame.
10. The drilling machine according to claim 9, wherein the frame includes a chamber for containing the container.
11. The drilling machine according to claim 10, wherein the container includes a tubular lip, and wherein the frame includes a window for receiving the tubular lip.
12. The drilling machine according to claim 11, wherein the container is formed with a tubular lip, wherein the frame includes a window in communication with the chamber, and wherein the tubular lip is accessible through the window with coolant filled into the container through the tubular lip.
13. The drilling machine according to claim 12, further including a cap for engagement with the tubular lip.
14. The drilling machine according to claim 11, further including a valve assembly controlling output of the coolant from the container.
15. The drilling machine according to claim 14, wherein the valve assembly includes:
a housing including a threaded portion inserted in the container through the frame;
a nut engaged with the threaded portion of the housing;
a valve including a portion inserted in the housing; and
a handle connected to another portion of the valve that is placed out of the housing.
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. A vacuum cleaner comprising:
a cleaner body; and
a dust container separably mounted at the cleaner body,
wherein the dust container comprises:
a dust collection body comprising a first opening and a wall, the dust collection body comprising a dust separation part;
a cover covering the first opening of the dust collection body;
an air guide comprising a second opening and an end, the air guide having the end disposed at the wall of the dust collection body, the second opening of the air guide providing an inflow hole through which air separated from dust in the dust separation part is introduced; and
a filter accommodated in the air guide to filter the air separated from the dust,
wherein when the cover uncovers the first opening of the dust collection body, the filter is visible through the second opening of the air guide.
2. The vacuum cleaner according to claim 1, wherein a third opening is defined at the wall of the dust collection body, and the filter is insertable or withdrawable from the air guide through the third opening.
3. The vacuum cleaner according to claim 2, further comprising a filter supporter to support the filter, the filter supporter coupleable to the wall of the dust collection body through the third opening,
wherein the filter supporter comprises a discharge hole through which the air passing through the filter is discharged.
4. The vacuum cleaner according to claim 3, wherein the filter is hollow with a fourth opening, and
the filter supporter comprises a support rib insertable into the fourth opening of the filter.
5. The vacuum cleaner according to claim 3, wherein the third opening of the dust collection body comprises a protrusion part to couple the filter supporter to the wall of the dust collection body, and
a coupling rib at which the protrusion part couples is disposed at the filter supporter.
6. The vacuum cleaner according to claim 1, wherein an upper portion of the filter protrudes from the inflow hole of the air guide and is disposed higher than the inflow hole of the air guide.
7. The vacuum cleaner according to claim 1, wherein the air guide comprises an upper wall having the inflow hole, and
a top surface of the filter accommodated at the air guide is spaced apart from the upper wall of the air guide.
8. The vacuum cleaner according to claim 1, wherein a portion of the air separated from the dust at the dust separation part passes through the filter exposed from the air guide, and an another portion of the air is introduced into an air passage between the air guide and the filter to pass through the filter.
9. The vacuum cleaner according to claim 1, wherein the dust collection body comprises a first wall and a second wall to partition an inner space of the first wall into a first dust storage part and a second dust storage part,
the dust separation part is disposed above the second dust storage part, and
the air guide is disposed at least within the second dust storage part.
10. The vacuum cleaner according to claim 9, wherein when the cover uncovers the first opening of the dust collection body, an inside of the first dust storage part and the second dust storage part are visible.
11. The vacuum cleaner according to claim 9, wherein the second wall of the dust collection body comprises a communication hole through which dust within the second dust storage part is movable to the first dust storage part.
12. The vacuum cleaner according to claim 1, wherein the dust collection body comprises a main wall to define the dust separation part and a second dust storage part, and an auxiliary wall that surrounds the main wall to define a first dust storage part,
the dust separation part is disposed above the second dust storage part, and
the air guide is disposed within at least the second dust storage part.
13. The vacuum cleaner according to claim 12, wherein the main wall of the dust collection body comprises a communication hole through which the dust within the second dust storage part is movable to the first dust storage part.
14. A vacuum cleaner comprising:
a cleaner body; and
a dust container separably mounted at the cleaner body,
wherein the dust container comprises:
a dust collection body comprising a wall and a dust separation part, the wall of the dust collection body comprising an opening;
an air guide comprising an inflow hole and an end, the end of the air guide disposed at the wall of the dust collection body;
a filter accommodated at the air guide to filter the air separated from the dust,
wherein an air passage through which the air introduced through the inflow hole flows is defined between the air guide and the filter,
wherein the air passing through the air passage and through the filter is discharged through the opening of the wall of the dust collection body.
15. The vacuum cleaner according to claim 14, further comprising a filter supporter to support the filter, wherein the filter supporter comprises at least one hole through which the air passing through the filter passes.
16. The vacuum cleaner according to claim 14, wherein the dust container further comprises a cover to cover the dust collection body, and
when the cover uncovers the dust collection body, the filter is visible through the inflow hole of the air guide.
17. The vacuum cleaner according to claim 15, wherein the filter supporter is inserted into the filter and the filter supporter is coupleable to the wall of the dust collection body through the opening.
18. A dust container comprising:
a dust collection body comprising a first opening, a wall and a dust separation part, the wall of the dust collection body comprising a second opening;
a cover covering the first opening of the dust collection body;
a filter that filters the air separated from the dust in the dust separation part;
a filter supporter to support the filter,
wherein the air passing through the filter passes through the filter supporter and is discharged to an outside of the dust collection body through the second opening and the filter and the filter supporter are removable through the second opening.
19. The dust container according to claim 18, further comprising an air guide, wherein the filter is accommodated within the air guide.
20. The dust container according to claim 18, wherein the filter is hollow and the filter supporter is accommodated within the hollow filter, and the filter supporter comprises a plurality of inflow holes.