Fan device

Abstract

A fan device for a table of a user comprising a fan, a pivot pin for tilting and a mechanism for connection to a desktop in the form of two clips or a bracket with screws. It is positioned between the user and the desktop. The pivot pin for tilting is positioned beyond the edge of and within the thickness of the desktop, allowing for a maximum height of protrusion of the fan above and below the desktop less than the dimensions of the fan and allowing to direct the air flow to the greater part of the user area. The technical result is the decrease in the height of protrusion of the fan above and below the desktop.

Claims

1. A fan device for a table of a user, comprising a fan, a pivot pin for tilting and a mechanism for connection to a desktop, characterized in that the pivot pin for tilting is positioned beyond the edge of and within the thickness of the desktop, allowing the fan to protrude maximally above and below the desktop less than the dimensions of the fan and allowing to direct the air flow to the greater part of the user area.

2. The fan device of claim 1, characterized in that the pivot pin for tilting is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan.

3. The fan device of claim 2, characterized in that the rotation plane of the fan is displaced with respect to the pivot pin for tilting.

4. The fan device of claim 2, characterized in that the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting.

5. The fan device of claim 1, characterized in that the pivot pin for tilting is provided with a mechanism for connection to the desktop in the form of a bracket with screws.

6. The fan device of claim 5, characterized in that the rotation plane of the fan is displaced with respect to the pivot pin for tilting.

7. The fan device of claim 5, characterized in that the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting.

Description

(1) All the figures illustrate a fan device in which “the pivot pin for tilting is positioned beyond the edge of and within the thickness of the desktop allowing the fan to protrude maximally above and below the desktop less than the dimensions of the fan . . . ” with various positions of the pivot pin for tilting relative to the height of the desktop thickness according to the algorithm as described, including the minimal desktop thickness of 8 mm, the middle one of 20 mm or 30 mm, and the maximum one of 60 mm and two different positions of the fan with respect to the pivot pin for tilting.

(2) In FIG. 1 the pivot pin for tilting is positioned in the middle of a 20 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view, the extreme fan positions being illustrated with a dotted line, Scale1:2.5.

(3) FIG. 2 is a front view of the same.

(4) FIG. 3 is a top view of the same.

(5) In FIG. 4 the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view.

(6) In FIG. 5 the pivot pin for tilting is lowered down by 10 mm from the middle of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view.

(7) In FIG. 6 the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(8) FIG. 7 is a top view of the same.

(9) In FIG. 8 the pivot pin for tilting is raised up from the middle to the top surface of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(10) In FIG. 9 the pivot pin for tilting is lowered down from the middle to the bottom surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(11) In FIG. 10 the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view.

(12) FIG. 11 is a top view of the same.

(13) In FIG. 12 the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view.

(14) In FIG. 13 the pivot pin for tilting is lowered down by 10 mm from the middle of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, shown in a side view.

(15) In FIG. 14 the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(16) FIG. 15 is a top view of the same.

(17) In FIG. 16 the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(18) In FIG. 17 the pivot pin for tilting is lowered down from the middle to the bottom surface of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, shown in a side view.

(19) The data proving the possibility of implementation and the operability of the fan device in all the embodiments with the achievement of the said technical effect are as follows.

(20) In an embodiment of an essential feature wherein the pivot pin for tilting is positioned in the middle of a 20 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, as shown in FIG. 1, 2, 3, the fan device contains a fan 1, the fan being an instrument fan, for example, SUNON PE 20252 V1-000U-G99 with dimensions of 80×80×25 mm, performance of 102 m3/h, or other types of fans can be used, including alternating current fans, as with analogues, complying with the required dimensions and performance and provided with necessary elements for connecting to the pivot pin for tilting, the fan 1 on both sides is equipped with two eyelets 2, which are parts of the fan 1 and made by injection molding when producing the fan 1 housing, wherein the eyelets 2 are provided with openings for two semi-axes 3 for tilting in the form of screws positioned on the same axial line and performing the function of one horizontal pivot pin for tilting, wherein the rotation plane of the fan 1 is displaced with respect to the semi-axes 3 by half the thickness of the desktop 4 plus ˜10 mm of the gap between the fan 1 and the desktop 4 for the intake air passage, a friction washer 5, which secures the fan 1 in any desired position when tilted, nuts 6 and lock nuts, creating a compression force of the friction washer 5 between the eyelet 2 and the side surface of the clip 7, for example, made of plastic, wherein the clips 7 in the amount of two pieces are positioned on both sides of the fan 1 and connected to the desktop 4, and the two semi-axes 3 perform an additional function of the axes connecting the upper and the lower parts of each clip 7, the fan 1 is equipped with protective grids 8, for example, Sunon Grill 80×80 FG-08/B1, www.coolera.ru on both sides, a power supply, not shown in the figure, made with flexible wires with spare length to compensate for the fan 1 movement.

(21) The fan device operates as follows.

(22) It is turned on by means of a power button, not shown in the figure, positioned under the desktop, either on the end of the desktop or on the fan 1, and the air flow is directed with a tilt into the desired greater part of the user area, while the air flow emerges with a 12° extension (www.innovation-grup.com.ua Air movement in ventilated rooms, pic. 2.4) and changes its direction upon contact with the user's upper body, capturing all the required part of the user area.

(23) At the same time, the height of the fan 1 above and below the desktop in the extreme upper and lower positions is the smallest possible, less than the dimensions of the fan 1, wherein the fan 1 is positioned in the little used desktop 4 area and does not interfere with the line of sight and the user's hands as well as with the user's hips, two clips are positioned on both sides of the fan and do not interfere with passage of the air flow and the fan movements, allowing to direct the air flow to the greater part of the user area, and thereby said technical effect is achieved.

(24) In an embodiment of an essential feature wherein the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, as shown in FIG. 4, the fan device comprises a fan 1 with eyelets 2, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, clips 7 of a curved shape similar to capodaster/clip DUNLOP 88N, www.sv45.ru, and protective grids 8.

(25) The device operates similarly to the previous embodiment.

(26) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area, and thereby said technical effect is achieved.

(27) In an embodiment of an essential feature wherein the pivot pin for tilting is lowered down by 10 mm from the middle of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, according to FIG. 5, the fan device comprises a fan 1 with eyelets 2, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, two clips 7 of a curved shape, wherein the semi-axes 3 are lowered down from the middle of the desktop, protective grids 8.

(28) The device operates similarly to the previous embodiment.

(29) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(30) In an embodiment of an essential feature wherein the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, according to FIG. 6, 7, the fan device comprises a fan 1 tiltable to 360°, provided on both sides with eyelets 9 in the form of cylinders with threaded openings for two semi-axes 3, positioned in the rotation plane of the fan 1 and passing through its centre, a desktop 4, a friction washer 5, nuts 6 and lock nuts, clips 7, the upper parts of which are provided with additional bosses with openings for the semi-axes 3, and protective grids 8.

(31) The device operates similarly to the previous embodiment, it is also possible to use a reversible fan, for example, SANIO DENKI, www.wexon.ru or a reversible fan www.vent—teplo.ru with symmetrical blades allowing to switch the air flow direction in the opposite direction in the horizontal position of the fan to cover more than 180° of the user area.

(32) At the same time, the height of the fan 1 above and below the desktop 4 is the smallest possible, allowing to direct the air flow to the greater part of the user area.

(33) In an embodiment of an essential feature wherein the pivot pin for tilting is raised up from the middle to the top surface of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, according to FIG. 8, the fan device comprises a fan 1 with eyelets 9, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, clips 7 with additional bosses with openings for the semi-axes 3, protective grids 8.

(34) The device operates similarly to the previous embodiment.

(35) At the same time, the height of protrusion of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(36) In an embodiment of an essential feature wherein the pivot pin for tilting is lowered down from the middle to the bottom surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of two clips positioned on both sides of the fan”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, as shown in FIG. 9, the fan device comprises a fan 1 with eyelets 9, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, clips 7 with additional bosses with openings for the semi-axes 3, and protective grids 8.

(37) The device operates similarly to the previous embodiment.

(38) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(39) In an embodiment of an essential feature wherein the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, as shown in FIG. 10, 11, the fan device comprises a fan 1 with eyelets 2, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(40) The device operates similarly to the previous embodiment.

(41) At the same time, the height of the fan 1 above and below the desktop 4 is the smallest possible, allowing to direct the air flow to the greater part of the user area.

(42) In an embodiment of an essential feature wherein the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, as shown in FIG. 12, the fan device comprises a fan 1 with eyelets 2, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings raised up for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(43) The device operates similarly to the previous embodiment.

(44) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(45) In an embodiment of an essential feature wherein the pivot pin for tilting is lowered down by 10 mm from the middle of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane of the fan is displaced with respect to the pivot pin for tilting”, as shown in FIG. 13, the fan device comprises a fan 1 with eyelets 2, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings lowered down for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(46) The device operates similarly to the previous embodiment.

(47) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(48) In an embodiment of an essential feature wherein the pivot pin for tilting is positioned in the middle of a 30 mm thick desktop, wherein “ . . . it is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, as shown in FIG. 14, 15, the fan device comprises a fan 1 with eyelets 9, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(49) The device operates similarly to the previous embodiment.

(50) At the same time, the height of the fan 1 above and below the desktop 4 is the smallest possible, allowing to direct the air flow to the greater part of the user area.

(51) In an embodiment of an essential feature wherein the pivot pin for tilting is raised up from the middle to the top surface of an 8 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, as shown in FIG. 16, the fan device comprises a fan 1 with eyelets 9, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(52) The device operates similarly to the previous embodiment.

(53) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(54) In an embodiment of an essential feature wherein the pivot pin for tilting is lowered down from the middle to the bottom surface of a 60 mm thick desktop, wherein “ . . . is provided with a mechanism for connection to the desktop in the form of a bracket with screws”, wherein “ . . . the rotation plane and the rotation centre of the fan pass through the pivot pin for tilting”, as shown in FIG. 17, the fan device comprises a fan 1 with eyelets 9, two semi-axes 3, a desktop 4, a friction washer 5, nuts 6 and lock nuts, protective grids 8, a bracket 10 with two protrusions beyond the edge of the desktop 4 with openings for the semi-axes 3, screws 11 for connecting the bracket 10 to the desktop 4.

(55) The device operates similarly to the previous embodiment.

(56) At the same time, the height of the fan 1 above and below the desktop 4 is less than the dimensions of the fan, allowing to direct the air flow to the greater part of the user area.

(57) In all the embodiments of the essential features, the fan 1 is equipped with a known control system with 1 . . . 3 speeds of rotation or a stepless speed control, a timer or other known additional functions, not shown in the figures.

(58) Thus, the above information confirms that the invention as claimed is intended to be used at the user's table for directing the air flow to the greater part of the user area, confirms its implementability, particularly in accordance with the described algorithm for calculating raising and lowering the pivot pin for tilting for different desktop thicknesses and various fan positions with respect to the pivot pin for tilting, as well as its operability with the achievement of said technical effect in all the embodiments, consequently, it is industrially applicable.