Monitor improved in a tilting structure

• US 20040012917A1
• Filed: 03/31/2003
• Published: 01/22/2004
• Est. Priority Date: 07/16/2002
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Jeong, Jun-Soo, Jung, Hyun-Jun
• Granted Patent: US 6,822,857 B2
• Time in Patent Office: Days
• US Class Current: 361/681
• CPC Class Codes: F16M 11/10 around a horizontal axis F16M11/12 takes precedence
• CPC Class Codes: F16M 11/2092 comprising means allowing depth adjustment, i.e. forward-backward translation of the head relatively to the undercarriage
• CPC Class Codes: F16M 11/24 changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each otherF16M11/42 takes precedence
• CPC Class Codes: F16M 13/02 for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
• CPC Class Codes: F16M 2200/041 for balancing rotational movement of the head
• CPC Class Codes: F16M 2200/063 Parallelogram arms
• CPC Class Codes: F16M 2200/08 Foot or support base
• CPC Class Codes: Y10S 248/92 Angular and linear video display screen support adjustment

Abstract

A monitor including a monitor main body to display a picture thereon, and a base member to support the monitor main body. The monitor includes a link member having upper and lower ends rotatably combined to a main hinge provided in the monitor main body and a base hinge provided in the base member, respectively. The monitor also includes an auxiliary link member to connect the main and base hinges, and disposed in parallel with the link member, being eccentric with the monitor hinge and the base hinge, a main bracket interposed between the monitor main body and the link member, and a pivot part to pivot the monitor main body upon the main bracket. Accordingly, the present invention provides a monitor in which a monitor main body is controlled in tilt, planar rotation, and height, thus, maintaining tilt regardless of the height control.

Claims

1. A monitor having a monitor main body to display a picture thereon, and a base member to support the monitor main body, the monitor comprising:

a link member having upper and lower ends rotatably combined to a main hinge provided in the monitor main body and a base hinge provided in the base member, respectively;

an auxiliary link member to connect the main and base hinges and disposed in parallel with the link member, the auxiliary member being eccentric with the main hinge and the base hinge;

a main bracket interposed between the monitor main body and the link member; and

a pivot part to pivot the monitor main body about the main bracket.

2. The monitor according to claim 1, further comprising:

a monitor bracket detachably combined to the monitor main body between the monitor main body and the main bracket.

3. The monitor according to claim 2, wherein the pivot part connects the monitor bracket to the main bracket.

4. The monitor according to claim 3, wherein the pivot part comprises:

a first through hole formed through the main bracket;

a second through hole formed through the monitor bracket, and having a protruding part to protrude from a center of the monitor bracket toward the main bracket;

at least one washer provided between the first and second through holes; and

a rivet inserted through the first and second through holes to make the main and monitor brackets pivot against each other with a predetermined friction, and provided with a cable through hole through which a cable electrically connecting the monitor main body and the base member passes.

5. The monitor according to claim 4, wherein the pivot part comprises:

a pivoting angle restricting part to restrict a pivoting angle of the monitor bracket on the main bracket.

6. The monitor according to claim 5, wherein the pivoting angle restricting part comprises:

a pivot projection provided adjacent to one of the first and second through holes; and

a guiding slot shaped like an arc, formed adjacent to the other one of the first and second through holes, to accommodate and guide the pivot projection to restrict sliding of the pivot projection.

7. The monitor according to claim 2, wherein the monitor bracket is formed with at least one through hole to be combined to the monitor main body, and a rear of the monitor main body is formed with at least one screw hole in correspondence to the through hole of the monitor bracket.

8. The monitor according to claim 7, wherein the through holes of the monitor bracket and the screw holes of the monitor main body are designed according to Video Electronic Standard Association (VESA).

9. The monitor according to claim 7, wherein the monitor bracket is formed with at least one first hook extended from an edge of the monitor bracket to be easily deposited on a rear of the monitor main body, and a rear of the monitor main body is formed with at least one first hook holder in correspondence to the first hook of the monitor bracket, to reinforce the combination of the through hole of the monitor bracket and the screw hole of the monitor main body.

10. The monitor according to claim 1, further comprising:

a base bracket combined to the base member to install the base member onto an inclined plane,

wherein the base bracket is provided with at least one second hook engaged with at least one second hook holder provided on the base member to be deposited on a rear of the base member.

11. The monitor according to claim 10, wherein the base bracket is provided with at least one first combining hole to combine the base bracket with the inclined plane.

12. The monitor according to claim 10, wherein the base bracket is provided with at least one second combining hole to combine the base bracket with the base member, and the base member is provided with at least one third combining hole in correspondence to the second combining hole of the base bracket.

13. The monitor according to claim 12, wherein the second combining hole of the base bracket and the third combining hole of the base member are designed according to VESA (Video Electronic Standard Association).

14. The monitor according to claim 1, further comprising:

a pair of first and second supporting brackets spaced from each other at a predetermined distance and fastened onto the base member,

wherein the base hinge includes first and second base hinge parts to rotatably combine opposite sides of the lower end of the link member to the first and second supporting brackets, respectively.

15. The monitor according to claim 14, wherein the first base hinge part comprises:

a first pin accommodating part formed on a first side of the lower end of the link member;

a first pin supporting part formed inside the first supporting bracket;

a first hinge pin having a first end rotatably inserted in the first pin accommodating part and a second end fitted into the first pin supporting part; and

a first frictional spring interposed between the first hinge pin accommodating part and the first hinge pin, and having a force resisting rotation of the first hinge pin.

16. The monitor according to claim 14, wherein the first supporting bracket comprises:

a spring supporting part to protrude inwardly, and provided thereon with a torsion spring having an elasticity to act in an opposite direction to a downward rotation of the link member against the base member.

17. The monitor according to claim 14, wherein the second base hinge part comprises:

a second pin accommodating part formed on a second side of the lower end of the link member;

a second pin supporting part formed inside the second supporting bracket;

a second hinge pin having a first end rotatably inserted in the second pin accommodating part and a second end fitted into the second pin supporting part; and

a first link supporting part fixedly fitted into the second supporting bracket, and incorporated with the second end of the second hinge pin.

18. The monitor according to claim 14, wherein at least one of the first and second base hinge parts is provided with a rotating angle restricting part to restrict a rotating angle of the link member against the base member within a predetermined range.

19. The monitor according to claim 18, wherein the rotating angle restricting part comprises:

a pair of fan shaped grooves formed on the second side of the lower end of the link member, around the second pin accommodating part, to be opposite each other; and

a pair of stoppers provided around the second pin supporting part of the second supporting bracket and, selectively engaged with the pair of fan shaped groove according to a rotating direction of the link member.

20. The monitor according to claim 17, further comprising:

a pair of third and fourth supporting brackets spaced from each other at a predetermined distance and fastened onto the main bracket,

wherein the main hinge includes first and second main hinge parts to rotatably combine opposite sides of the upper end of the link member to the third and fourth supporting brackets, respectively.

21. The monitor according to claim 20, wherein the first main hinge part comprises:

a third pin supporting part formed on a first side of the upper end of the link member;

a third hinge pin having a first end fitted into the third pin supporting part; and

a second frictional spring incorporated with the third supporting bracket and to rotatably accommodate a second end of the third hinge pin therein, with a force resisting rotation of the third hinge pin.

22. The monitor according to claim 21, wherein the second main hinge part comprises:

a third pin accommodating part formed on a second side of the upper end of the link member;

a second link supporting part provided between the opposite sides of the upper end of the link member;

a fourth hinge pin having a first end incorporated with the second link supporting part and rotatably inserted in the third pin accommodating part; and

a third frictional spring incorporated with the fourth supporting bracket and to rotatably accommodate a second end of the fourth hinge pin therein, with a force resisting rotation of the fourth hinge pin.

23. The monitor according to claim 20, wherein the second main hinge part comprises:

a tilting angle restricting part to restrict a tilting angle of the monitor main body against the link member within a predetermined range.

24. The monitor according to claim 23, wherein the tilting angle restricting part comprises:

an arc cutting part formed on the fourth supporting bracket adjacent to the third frictional spring; and

a tilting restricting washer formed with a washer through hole and fixedly fitted on the fourth hinge pin, and a projection selectively engaged with opposite ends of the arc cutting part according to a tilting direction of the monitor main body, wherein

the tilting angle of the monitor main body against the link member is restricted within a predetermined range.

25. The monitor according to claim 22, wherein the auxiliary link member is provided in pairs and is rotatably combined to the first and second link supporting parts.

26. The monitor according to claim 25, wherein the first and second link supporting parts are provided with a plurality of pin holes spaced from each other at a predetermined distance, and on opposite ends of the auxiliary link members are provided pin through holes to be aligned with the pin holes.

27. The monitor according to claim 26, further comprising:

a plurality of link coupling pins inserted through the pin holes of the first and second link supporting parts and the pin through holes of the auxiliary link members to couple the auxiliary link members with the first and second link supporting parts.

28. The monitor according to claim 4, wherein the washer allows the friction acting between the main bracket and the monitor bracket to be constant.

29. The monitor according to claim 5, wherein the pivoting angle restricting part comprises:

a pivot projection formed by partially cutting a part of the main bracket adjacent to the first through hole and bending the cut part; and

a guide slot formed on the monitor bracket with an arch shape to be coaxial with and spaced from the second through hole, wherein

the guiding slot accommodates the pivot projections so that the pivoting angle of the pivot projection is restricted within the guiding slot.

30. The monitor according to claim 5, wherein the pivoting angle restricting part comprises:

a pivot projection provided on one of the main bracket and the monitor bracket; and

a guide slot formed on the other one of the main bracket and the monitor bracket.

31. The monitor according to claim 1, further comprising:

a link member accommodating part provided at a center of the base member to accommodate the link member.

32. The monitor according to claim 15, wherein the first frictional spring comprises a first end fixed fitted to the first hinge and a second end combined to the first pin accommodating part.

33. The monitor according to claim 32, wherein the first frictional spring is fastened to the link member and rotatably combined to the first hinge pin which is fastened to the first supporting bracket, with a predetermined friction.

34. The monitor according to claim 33, wherein the predetermined friction is stronger than a torque due to a weight of the monitor main body.

35. The monitor according to claim 16, wherein the torsion spring comprises a first end supported by the first supporting bracket, and a second end supported by the link member, causing a force to act in an opposite direction to a forward rotation of the monitor main body linked to the link member.

36. The monitor according to claim 16, wherein the elasticity of the torsion spring is equal to a torque due to a weight of the monitor main body, allowing the weight and the elasticity to offset each other and rotate the link member against the base member with a small force.

37. The monitor according to claim 25, wherein the first and second link supporting parts are linked by the auxiliary members, so that the second link supporting part is rotated together with the auxiliary link members.

38. The monitor according to claim 25, wherein when the monitor main body is tilted against the link member in upward and downward directions, the second and third frictional springs are rotated about the third and fourth hinge pins, preventing the auxiliary members and the second link supporting part from rotating.

39. The monitor according to claim 38, wherein a friction between the third hinge pin and the second frictional spring, and a friction between the fourth hinge pin and the third frictional spring are stronger than torque due to a weight of the monitor main body.

40. The monitor according to claim 24, wherein a range of the tilting angle is determined by a design of the arc cutting part and the projection of the tilting restricting washer.

41. The monitor according to claim 25, wherein the auxiliary members transmit a rotating motion of the link member against the base member to a tilting motion of the monitor main body.

42. The monitor according to claim 1, wherein the monitor main body is tilted in a backward direction against the link member to lay parallel to the link member.

43. The monitor according to claim 22, wherein a rotating motion of the second link supporting part is transmitted to the fourth hinge pin, and the fourth supporting bracket is rotated together with the fourth hinge pin, thereby tilting the monitor main body.

44. The monitor according to claim 1, wherein a tilt of the monitor main body against the link member is interlocked with a rotation of the link member against the base member, so that the monitor main body is controlled in height while maintaining a tilt position.

45. The monitor according to claim 10, further comprising:

an arm stand provided with a monitor supporting part having at least one fourth combining hole designed according to VESA.

46. The monitor according to claim 45, wherein the third combining hole of the base member is aligned with the fourth combining hole of the monitor supporting part to fasten the base member to the monitor supporting part, so that the monitor is mounted to the arm stand.

47. The monitor according to claim 14, wherein at least one of the first and second hinge parts is provided with a torsion spring.

48. The monitor according to claim 20, wherein at least on of the first and second main hinge parts is provided with a tilting angle restricting part.

49. The monitor according to claim 1, wherein the monitor main body is controlled in a tilt position, planar rotation, and height position while maintaining the tilt position regardless of the controlled height position.

50. A monitor having a monitor main body to display a picture thereon, and a base member to support the monitor main body, the monitor comprising:

a link member rotatably combined to a main hinge provided in the monitor main body and a base hinge provided in the base member;

an auxiliary link member to connect the main and base hinges, and disposed in parallel with the link member;

a main bracket interposed between the monitor main body and the link member;

a monitor bracket detachably combined to the monitor main body between the monitor main body and the main bracket; and

a pivot part to connect the monitor bracket upon the main bracket, and to pivot the monitor main body upon the main bracket.

51. A monitor having a monitor main body to display a picture thereon, and a base member to support the monitor main body, the monitor comprising:

a link member rotatably combined to a main hinge provided in the monitor main body and a base hinge provided in the base member;

an auxiliary link member to connect the main and base hinges, and disposed in parallel with the link member;

a main bracket interposed between the monitor main body and the link member;

a monitor bracket detachably combined to the monitor main body between the monitor main body and the main bracket;

a pivot part to connect the monitor bracket upon the main bracket, and to pivot the monitor main body upon the main bracket; and

a base bracket combined to the base member to install the base member onto an inclined plane.