JP5638422B2 - register - Google Patents

Description

  The present invention relates to a register used for, for example, an air blowing part for ventilation or air conditioning in a passenger compartment of an automobile.

  2. Description of the Related Art Conventionally, there has been known a register that is disposed in an automobile instrument panel or the like and used for an air blowing unit that blows conditioned air adjusted by an air conditioner into a vehicle compartment, for example.

  For example, in Patent Document 1, a plurality of front blades that are arranged in parallel to each other inside a substantially rectangular cylindrical frame and are rotatable about an axis extending in the left-right direction (that is, the vertical direction), There is disclosed a register including a plurality of rear blades that are arranged in parallel to each other on the rear side of the front blades and that can rotate around an axis extending in the vertical direction (that is, in the horizontal direction). One of the plurality of rear blades is provided with a notch that opens forward, and the notch is provided with an engagement column that connects the upper part and the lower part of the peripheral part of the notch. ing. The register includes an operation knob mounted on one of the plurality of front blades so as to be slidable in the left-right direction, a connecting member fitted into the operation knob, and a link arm engaged with the engagement column. ing. The connecting member and the link arm integrated with the operation knob are fitted and connected so as to be rotatable in the vertical direction. The link arm has a pair of leg portions disposed on both the left and right sides with the engagement column interposed therebetween.

  In this register, when the user rotates the operation knob in the vertical direction, the front blade with the operation knob mounted rotates in the vertical direction, and all the other front blades rotate in conjunction with it. On the other hand, when the user slides the operation knob in the left-right direction, the moving force is transmitted from the pair of leg portions of the link arm to the rear blade, and the rear blade rotates in the left-right direction. In conjunction with this, all the other rear blades rotate in the left-right direction. Thereby, the blowing direction of air can be adjusted now up and down and right and left.

Japanese Patent No. 4118198 (pages 4-6, FIGS. 1-7)

  However, the register of Patent Document 1 is configured such that when the user rotates the operation knob in the vertical direction, the link arm is also rotated in the vertical direction integrally with the operation knob. In such a configuration, for example, when the connection between the link arm and the connecting member is loosened due to wear, the link arm is pivoted up and down around the connecting portion with the connecting member by the conditioned air from the air conditioner, etc. This may cause abnormal noise.

  The present invention has been made in view of the above points, and the object of the present invention is to turn the operation knob in a register that can adjust the blowing direction of conditioned air or the like by operating the operation knob. It is to prevent the link arm connected to the flap.

  In order to solve the above problems, in the present invention, a spherical body is provided on the engaging column, and a link arm is always engaged with the spherical body.

Specifically, the present invention provides a cylindrical frame having an air outlet at the front end and a first axis that is disposed in parallel with each other inside the frame and extends in a predetermined first direction. A plurality of movable front blades and a plurality of front blades arranged in parallel to each other on the rear side of the front blades inside the frame body, each being rotatable about a second axis extending in a second direction intersecting the first direction A plurality of rear blades, and a plurality of front blades and a rotation mechanism for rotating the plurality of rear blades. One of the plurality of rear blades is formed with a notch opening forward, The notch is provided with an engaging column that connects one side and the other side in the second direction at the peripheral edge of the notch, and the rotation mechanism is arranged on the first of the plurality of front blades. The operation knob that is slidably movable in the direction and the engagement column The operation knob and the link arm are connected to each other around a third axis parallel to the first axis so that the operation knob and the link arm can rotate with respect to each other. The front blade to which the operation knob is attached rotates about the first axis, and all the other front blades rotate about the first axis in conjunction with it, while the operation knob slides in the first direction. Thus, the moving force is transmitted to the blade after the engagement column is provided via the link arm, and the rear blade rotates around the second axis, and in conjunction with this, all other rear blades The following solution is taken for a register configured to rotate about the second axis .

That is, in the first invention, the engagement column has a sphere in the middle of the engagement column in the second direction , and the link arm extends in an arm shape in the front-rear direction and extends in the first direction. There are a pair of engaging piece portions facing each other, and an engaging groove having a concave curved surface corresponding to the curved surface of the sphere is formed on the opposing surface of each engaging piece portion so as to extend in the front-rear direction. the both engaging pieces section, in the middle in the longitudinal direction of the engagement groove, the spheres across from both sides of the first direction in the concave curved surface of the engaging groove, against the above-mentioned spheres, in the longitudinal direction Between each part of each said engagement piece part extended in the back | inner side of the said notch part rather than the said spherical body, and the peripheral part of the said notch part, being able to slide in the said 2nd direction so that sliding is possible the, characterized in that the clearance for allowing the tilting operation of the engaging piece portion is provided

In the second aspect of the invention, the engagement Gobashira is first shaft connecting sphere and, the one side of the second direction in the peripheral portion of the end portion and the notch portion on one side of the second direction of the spherical body parts and to have a second shaft portion that connects the other side of the second direction in the peripheral portion of the end portion of the second direction of the other side and the notch of the spherical body, said link arm, the front and rear A plurality of engaging pins extending in a direction and slidably abutting on the sphere, wherein the plurality of engaging pins include the first shaft portion on one side of the engaging column in the first direction and An engagement pin that contacts the sphere, and an engagement pin that contacts the second shaft portion and the sphere on the other side in the first direction of the engagement column, and the link arm includes the plurality of engagement pins. set, on the sphere, the longitudinal direction slidably and in a feature that engages constantly engaged tiltable in the second direction That.

In a third aspect of the invention, the engagement column has a sphere, and the link arm has three or more engagement pins that extend in the front-rear direction and slidably contact the sphere. The engagement pins described above include two engagement pins that come into contact with one side of the two divided spheres when the sphere is divided into two along a straight line passing through the center of the sphere, and the two divided spheres. Including two engagement pins and an engagement pin that abuts a portion between the two positions that are point-symmetric with respect to the center of the sphere, and the link arm includes the three or more link arms. The engagement pin is always engaged with the sphere so as to be slidable in the front-rear direction and tiltable in the second direction .

In a fourth aspect of the invention, the engaging column has a spherical body, and the link arm has four or more engaging pins that extend in the front-rear direction and slidably contact the spherical body. The above engaging pins include four engaging pins arranged symmetrically with respect to the center of the sphere, and the link arm is the four or more engaging pins with respect to the sphere. It is characterized by being always engaged so as to be slidable in the front-rear direction and tiltable in the second direction .

In a fifth invention, in any one of the registers according to the first to fourth inventions, the link arm has extension portions extending forward on both sides in the first direction. In addition, a positioning portion that protrudes forward is provided between the two extending portions, and the operation knob has the extending portion and the different ones at the rear end portion that are different from each other due to the fitting structure in the first direction. By having two connection pieces that are rotatably connected around the third axis spaced apart in the first direction, and projecting rearward and sandwiching the positioning portion between these two connection pieces It has two restricting protrusions that restrict the movement of the positioning portion in the first direction.

  According to the first invention, since the link arm is always engaged with the sphere, it is possible to prevent the link arm from fluttering.

Further, according to the first invention, the link arm can be engaged with the sphere so as to be slidable in the front-rear direction and tilted in the second direction by the engagement groove of the engagement piece portion.

According to the second, third, and fourth inventions, the link arm can be engaged with the sphere so as to be slidable in the front-rear direction and tilted in the second direction by the plurality of engagement pins.

Further, the engagement pin can be made smaller in size with respect to the sphere than the engagement piece portion according to the first invention. Therefore, the flow resistance of conditioned air or the like from the air conditioner can be reduced as compared with the first invention.

3 is a schematic perspective view of a register according to Embodiment 1. FIG. FIG. 3 is a perspective view of a peripheral portion of the rotation mechanism according to the first embodiment. 3 is a perspective view of a rear blade according to Embodiment 1. FIG. 3 is a perspective view of an operation knob according to Embodiment 1. FIG. FIG. 3 is a perspective view of a link arm according to the first embodiment. FIG. 6 is a sectional view taken along line VI-VI in FIG. 2. 6 is an operation explanatory diagram of a register according to the first embodiment. FIG. 6 is a perspective view of a link arm according to Embodiment 2. FIG. FIG. 7 is a diagram corresponding to FIG. 6 of a register according to the second embodiment. It is a figure which shows the engagement state which the engagement of a link arm and a spherical body when the number of engagement pins is set to 2 is not cancelled | released. It is a figure which shows the engagement state which the engagement of a link arm and a spherical body is not released when the number of engagement pins is three.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The following description of the preferred embodiment is merely exemplary in nature.

"Embodiment 1"
FIG. 1 is a schematic perspective view of a register 1 according to Embodiment 1 of the present invention. This register 1 is disposed on an instrument panel of an automobile, for example, and is used in an air blowing section that blows conditioned air adjusted by an air conditioner into a vehicle compartment. Has a function to adjust.

(Register configuration)
The register 1 is connected to an air conditioner (not shown) through an air duct (not shown) at the rear end (the end on the back side in FIG. 1), and has an air outlet S adjusted by the air conditioner at the front end. A substantially rectangular cylindrical frame body 3 is provided.

  A substantially rectangular decorative frame 31 that forms the front surface of the register 1 is attached to the front end of the frame 3.

  An operation dial 33 for operating a shutter (not shown) that opens and closes an air passage formed inside the frame 3 is provided below the decorative frame 31.

  A plurality of (here, five) plate-like front blades 5, 5,... Extending in the left-right direction are arranged in parallel to each other in the vicinity of the air outlet S inside the frame 3.

  As shown in FIG. 2, pivot shafts 51, 51 projecting in the left-right direction are provided coaxially on the front side of the left and right ends of each front blade 5. Then, since these rotation shafts 51 and 51 are rotatably supported on the left and right side walls of the frame body 3, each front blade 5 is arranged around the axis A extending in the left-right direction (that is, in the vertical direction). It can be turned. Therefore, in this embodiment, the left-right direction is the first direction, and the axis A is the first axis.

  A projecting portion 53 is provided at a substantially central portion of the right end portion of each front blade 5. .. Are connected to each other by link members (not shown) so that all the five front blades 5 rotate in the vertical direction in conjunction with each other. It has become.

  A plurality of (in this case, four) plate-like rear blades 7, 7,... Extending in the vertical direction are arranged in parallel to each other on the rear side of the front blade 5 in the frame 3 and on the front side of the shutter. It is arranged.

  As shown in FIGS. 2 and 3, pivot shafts 71 projecting in the vertical direction are provided coaxially at the upper and lower ends of each rear blade 7. And since these rotation shafts 71 and 71 are rotatably supported by the upper and lower side walls of the frame 3, each rear blade 7 rotates around the axis B extending in the vertical direction (that is, in the left-right direction). It is possible. Therefore, in the present embodiment, the vertical direction is the second direction, and the axis B is the second axis.

  A protrusion 73 is provided at the rear of the lower end of each rear blade 7. .. And the projections 73 of the four rear blades 7, 7,... Are connected by a link member (not shown) so that all four rear blades 7 rotate in the left-right direction in conjunction with each other. It has become.

  One of the plurality of rear blades 7, 7,... (The second rear blade 7 from the right in FIG. 1) is notched rearwardly from the front edge of the rear blade 7 and opened forward. A portion 75 is formed.

  In the vicinity of the front end of the peripheral portion of the notch 75, a pair of flange-like projecting portions 77, 77 facing each other in the vertical direction are provided, and both the projecting portions 77, 77 are connected by a rod-like engagement column 79. Has been. Thus, the upper side and the lower side of the peripheral edge of the notch 75 are connected by the engagement column 79.

  The engaging column 79 includes a sphere 79a, a first shaft 79b that connects the upper end of the sphere 79a and the upper side of the periphery of the notch 75, and a lower end of the sphere 79a and the periphery of the notch 75. And a second shaft portion 79c connecting the sides.

  Then, the register 1 includes a rotation mechanism 9 for rotating the plurality of front blades 5, 5,... In the vertical direction and the plurality of rear blades 7, 7,. It has more.

  The rotation mechanism 9 includes an operation knob 91 that is gripped when the user of the register 1 adjusts the air blowing direction, and a link arm 93 that engages with the engagement column 79 of the rear blade 7.

  As shown in FIGS. 2 and 4, the operation knob 91 is provided with a slit 91 a that penetrates the operation knob 91 in the left-right direction. The operation knob 91 is extrapolated from the slit 91a to one of the four front blades 5, 5,... (Third front blade 5 from the top in FIG. 1), and slides to the front blade 5 in the horizontal direction. It is attached as possible.

  At the rear end of the operation knob 91 below the slit 91a, connecting pieces 91b for connecting the link arms 93 are provided at both left and right ends, respectively, and each connecting piece 91b has a connecting projection of the link arm 93 to be described later. A fitting hole 91c into which 93e is fitted is provided.

  Two regulating projections 91d and 91d projecting rearward are provided apart from each other at a substantially central portion in the left-right direction at the rear end portion on the lower side of the slit 91a of the operation knob 91.

  As shown in FIGS. 2 and 5, the link arm 93 is formed in a bifurcated shape, and is provided with a pair of leg portions 93a and 93a provided at intervals in the left-right direction, and the pair of leg portions 93a and 93a. A positioning portion 93b for connecting the front end portions, and extending portions 93c and 93c extending in the left-right direction from the outer portions of the respective leg portions 93a and bending forward at the extending end portions and extending forward. And a pair of engaging piece portions 93d and 93d extending rearward continuously from the rear end portion of each leg portion 93a.

  A connecting projection 93e that protrudes in the left-right direction is provided coaxially on the outside of the front end portion of both the extending portions 93c, 93c. And the front end part of both extension parts 93c and 93c is arrange | positioned between the connection piece 91b and the control protrusion 91d, and the connection protrusions 93e and 93e of both extension parts 93c and 93c rotate to the fitting holes 91c and 91c. By being fitted freely, the operation knob 91 and the link arm 93 are connected to each other so as to be rotatable around an axis C extending in the left-right direction (that is, in the up-down direction). Therefore, in the present embodiment, the axis C is the third axis.

  The positioning portion 93b is disposed between the restricting projections 91d and 91d, thereby restricting the relative movement of the operation knob 91 and the link arm 93 in the left-right direction between the positioning portion 93b and the restricting projections 91d and 91d. The connection between the operation knob 91 and the link arm 93 is prevented from being released.

  An engaging groove 93g having a concave curved surface 93f corresponding to the curved surface of the sphere 79a is formed in the opposing surface (inner surface) 93h of each locking piece portion 93d so as to extend in the front-rear direction.

  Then, as shown in FIG. 6, the engaging piece portions 93d and 93d are fitted (engaged) with the spherical body 79a with the concave curved surface 93f of the engaging groove 93g sandwiching the spherical body 79a from both sides in the left-right direction. ing. That is, the sphere 79a is fitted in the engagement grooves 93g, 93g of the both engagement piece portions 93d, 93d. Thus, the link arm 93 is always engaged with the sphere 79a so as to be slidable in the front-rear direction and tiltable in the up-down direction.

(Register operation)
Next, a method of adjusting the conditioned air blowing direction up, down, left, and right with the shutter opened will be described.

  First, the case where the blowing direction of conditioned air is adjusted up and down will be described with reference to FIG.

  In order to adjust the blowing direction of the conditioned air downward when the front blade 5 is in the horizontal state (the state shown in FIG. 7A), the operation knob 91 is rotated downward. As a result, the front blade 5 on which the operation knob 91 is mounted is rotated around the axis A so that the front portion of the front blade 5 is on the lower side and the rear portion is on the upper side. Similarly, all the front blades 5, 5,... Rotate so that the front portion is on the lower side and the rear portion is on the upper side. At this time, the connecting portion JT (the connecting piece 91b and the connecting protrusion 93e) between the link arm 93 and the operation knob 91 moves obliquely forward and upward from the position shown in FIG. It moves forward while rotating. Thus, the conditioned air blowing direction shown in FIG. 7B is adjusted downward.

  Further, in order to adjust the blowing direction of the conditioned air upward when the front blade 5 is in the horizontal state (the state shown in FIG. 7A), the operation knob 91 is rotated upward in the opposite direction. As a result, the front blade 5 on which the operation knob 91 is mounted rotates around the axis A so that the front portion of the front blade 5 is on the upper side and the rear portion is on the lower side. Similarly, all the front blades 5, 5,... Rotate so that the front portion is on the upper side and the rear portion is on the lower side. At this time, since the connecting portion JT between the link arm 93 and the operation knob 91 moves obliquely forward and downward from the position shown in FIG. 7A, the link arm 93 moves forward while rotating around the axis C. To do. Thus, the conditioned air blowing direction shown in FIG. 7C is adjusted upward.

  On the other hand, when adjusting the blowing direction of the conditioned air to the left and right, the operation knob 91 is slid in the left and right direction. As a result, the moving force of the operation knob 91 is transmitted from the leg portion 93a of the link arm 93 to the rear blade 7 provided with the engaging column 79, and the rear blade 7 rotates about the axis B (left and right direction). In conjunction with this, all the other rear blades 7 are rotated in the left-right direction, and the blowing direction of the conditioned air is adjusted to the left and right.

(Effect of Embodiment 1)
In the register 1 according to the first embodiment, the engagement pieces 93d and 93d of the link arm 93 are always fitted (engaged) with the sphere 79a, so that the fitting hole 91c of the operation knob 91 and the link arm 93 are connected. Even if the projections 93e and 93e are worn and the connection between the operation knob 91 and the link arm 93 is loosened, the link arm 93 is rotated around the axis C (vertical direction) by the conditioned air from the air conditioner and the like. It wo n’t be done.

<< Embodiment 2 >>
Next, a register according to the second embodiment of the present invention will be described.

  The register according to the second embodiment is different from the first embodiment only in the configuration of the link arm. Therefore, the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted as appropriate.

  FIG. 8 is a perspective view of the link arm 193 according to the second embodiment. Unlike the first embodiment, the link arm 193 does not have an engagement piece portion, but has a columnar engagement pin 193d that protrudes rearward from the rear end surface of the leg portion 93a.

  A total of four engagement pins 193d are provided on the rear end surface of each leg portion 93a, two each. As shown in FIG. 9, these four engagement pins 193d, 193d,... Are arranged point-symmetrically with respect to the center Q of the sphere 79a, and connect the first shaft 79b and the sphere 79a. It is in contact with the engaging column 79 in the vicinity of the portion 79d and in the vicinity of the connecting portion 79e between the second shaft portion 79c and the sphere 79a. More specifically, the four engagement pins 193d, 193d,... Are on the left side of the engagement column 79, on the left side of the engagement column 79, and on the left side of the engagement column 79. An engagement pin that abuts on the second shaft portion 79c and the sphere 79a, an engagement pin that abuts on the first shaft portion 79b and the sphere 79a on the right side of the engagement column 79, and a second shaft portion 79c on the right side of the engagement column 79 The engaging pin is in contact with the spherical body 79a. Thus, the link arm 193 is always engaged with the sphere 79a so as to be slidable in the front-rear direction and tiltable in the up-down direction.

(Effect of Embodiment 2)
In the register according to the second embodiment, since the engaging pin 193d of the link arm 193 is always in contact (engaged) with the sphere 79a, the fluttering of the link arm 193 is prevented as in the first embodiment. Can do.

  Further, the engagement pin 193d can be smaller in size with respect to the sphere 79a than the engagement piece portion according to the first embodiment. Therefore, the flow resistance of conditioned air from the air conditioner can be reduced as compared with the first embodiment.

(Modification of Embodiment 2)
About the said Embodiment 2, it is good also as the following structures.

  That is, the engagement pin 193d is not limited to a cylindrical pin, and may be a pin having a cross-sectional shape of an ellipse, a sector, a triangle, a quadrangle, an L shape, or the like.

Further, the number of engagement pins 193d is not limited to four, and may be two or more. However, it is necessary to prevent the link arm 193 and the sphere 79a from being disengaged (that is, the link arm 193 is not detached from the sphere 79a). Specifically, when the number of engagement pins is two, as shown in FIG. 10, one engagement pin 193d1 is placed on _one side of the engagement column 79 in the left-right direction (the left side in FIG. 10). ) in conjunction with arranged so as to abut against the first shaft portion 79b and the sphere 79a, the second shaft portion on the right side) in the lateral direction other side (FIG. 10 of the other engaging pin 193d ₂ the engaging post 79 79c And it should just arrange | position so that it may contact | abut to the spherical body 79a.

When the number of engagement pins is three, for example, as shown in FIG. 11, when the sphere 79a is divided into two by a straight line X passing through the center Q of the sphere 79a, The two engaging pins 193d ₃ and 193d ₄ are arranged so as to abut one side (left side in FIG. 11) of the two-divided sphere 79a, and the remaining one engaging pin 193d ₅ is arranged as described above. 11 is a portion on the other side (right side in FIG. 11) of the divided sphere 79a and between the engagement pins 193d ₃ , 193d ₄ and a position that is point-symmetric with respect to the center Q of the sphere 79a (imaginary in FIG. 11). The two engaging pins 193i ₁ and 193i ₂ ) may be disposed in contact with each other. Of the three engagement pins, two engagement pins are arranged as the engagement pins 193d ₁ and 193d ₂ and the remaining one engagement pin is applied to any part of the sphere 79a. Of course, they may be arranged so as to contact each other.

When the number of the engagement pins is four, for example, the four engagement pins may be arranged point-symmetrically with respect to the center Q of the sphere 79a so as to contact the sphere 79a. Here, as in the second embodiment, the four engagement pins do not have to be brought into contact with the first shaft portion 79b and the second shaft portion 79c. Of the four engagement pins, two engagement pins are arranged as the engagement pins 193d ₁ and 193d ₂ and the remaining two engagement pins are applied to any part of the sphere 79a. or placed in contact, the three engagement pins of the four engagement pins arranged as the engaging pins 193d _3, 193d _4, 193d _5, remaining one of the engaging pin Of course, you may arrange | position so that the arbitrary parts of the spherical body 79a may be contact | abutted.

When the number of the engagement pins is five or more, for example, two of the five or more engagement pins are arranged as the engagement pins 193d ₁ and 193d ₂ and the remaining The engaging pins are arranged so as to abut on any part of the sphere 79a, or three of the five or more engaging pins are arranged as the above-mentioned engaging pins 193d ₃ , 193d ₄ , 193d ₅ . And the remaining engagement pins are arranged so as to contact any part of the sphere 79a, or four engagement pins of five or more engagement pins are made to contact the sphere 79a. Are arranged symmetrically with respect to the center Q of the sphere 79a, and the remaining engaging pins may be arranged so as to abut on any part of the sphere 79a.

  Furthermore, the link arm 193 may not be formed in a bifurcated shape, and for example, the left and right extending portions 93c may be continuous, and an engagement pin 193d may be provided on the rear end surface of the extending portion 93c.

<< Other Embodiments >>
The present invention may be configured as follows with respect to the first and second embodiments.

  That is, the connection structure of the operation knob 91 and the link arms 93 and 193 is not limited to the above. For example, the connection protrusion 93e of the link arms 93 and 193 is provided on the inner side of the front end portion of the extension portion 93c, and the extension portion 93c. The front end portion may be disposed outside the connecting piece 91b of the operation knob 91, and the connecting protrusions 93e of both the extension portions 93c and 93c may be fitted into the fitting hole 91c from the outside of the connecting piece 91b.

  Moreover, you may make it connect the spherical body 79a and the peripheral part of the notch part 75 directly, without passing through the 1st axial part 79b and the 2nd axial part 79c.

  INDUSTRIAL APPLICATION This invention is useful at the point which can prevent the flutter of the link arm rotatably connected with the operation knob in the register | resistor which can adjust the blowing direction of conditioned air etc. by operating an operation knob. It is.

DESCRIPTION OF SYMBOLS 1 Register 3 Frame 5 Front blade 7 Rear blade 75 Notch part 77 Overhang | projection part 79 Engagement column 79a Sphere 79b 1st axis part 79c 2nd axis part 9 Turning mechanism 91 Operation knob 93,193 Link arm 93a Leg part 93d Engagement piece 93f Concave curved surface 93g Engagement groove 93h Opposing surface 193d Engagement pin A axis (first axis)
B axis (second axis)
C axis (3rd axis)
Q center S outlet X straight line

Claims (5)

A cylindrical frame (3) having an air outlet (S) at the front end;
A plurality of front blades (5, 5,...) Disposed in parallel with each other inside the frame (3) and rotatable about a first axis (A) extending in a predetermined first direction;
Around the second axis (B) which is arranged in parallel to each other behind the front blades (5, 5,...) Inside the frame (3) and extends in a second direction intersecting the first direction. A plurality of rotatable rear blades (7,7, ...);
A rotation mechanism (9) for rotating the plurality of front blades (5, 5, ...) and the plurality of rear blades (7, 7, ...);
One of the plurality of rear blades (7, 7,...) Is formed with a notch (75) opening forward,
The notch (75) is provided with an engagement column (79) that connects one side and the other side in the second direction at the peripheral edge of the notch (75),
The rotation mechanism (9), said plurality of front blades (5,5, ...) and one on the operation knob in a first direction mounted slidable (91), the engagement posts (79) A link arm (93) that engages with
The operation knob (91) and the link arm (93) are coupled to each other around a third axis (C) parallel to the first axis (A),
By the rotation of the third axis (C) around the operating knob (91), the blade before the operation knob (91) is attached (5) is rotated to said first axis (A) around conjunction therewith and all other previous blades (5,5, ...) is one which rotates the first axis (a) around the sliding movement to the first direction of the operating knob (91), in its moving force There pivots the engagement posts (79) of the rear blade (7) is transmitted to the rear blades provided (7) a second axis (B) around through the link arm (93), in conjunction therewith all other of the rear blades (7,7, ...) is a configured register to pivot to the second axis (B) around
The engagement column (79) has a sphere (79a) in the middle of the engagement column (79) in the second direction ,
The link arm (93) has a pair of engaging pieces (93d, 93d) extending in the form of arms in the front-rear direction and facing each other in the first direction,
An engaging groove (93g) having a concave curved surface (93f) corresponding to the curved surface of the spherical body (79a) is formed on the opposing surface (93h) of each engaging piece portion (93d) so as to extend in the front-rear direction. And
In the middle of the engagement groove (93g) in the front-rear direction, the both engagement piece portions (93d, 93d) are formed by the concave curved surface (93f) of the engagement groove (93g). sandwich from both sides in the first direction, against the above-mentioned sphere (79a), slidably in the longitudinal direction and, engaged constantly engaged tiltable in the second direction,
Of the engaging piece portions (93d, 93d), there is a gap between a portion extending from the spherical body (79a) to the back side of the notch portion (75) and a peripheral edge portion of the notch portion (75). A register provided with a gap for allowing a tilting operation of the joining piece portions (93d, 93d) . A cylindrical frame (3) having an air outlet (S) at the front end;
A plurality of front blades (5, 5,...) Disposed in parallel with each other inside the frame (3) and rotatable about a first axis (A) extending in a predetermined first direction;
Around the second axis (B) which is arranged in parallel to each other behind the front blades (5, 5,...) Inside the frame (3) and extends in a second direction intersecting the first direction. A plurality of rotatable rear blades (7,7, ...);
A rotation mechanism (9) for rotating the plurality of front blades (5, 5, ...) and the plurality of rear blades (7, 7, ...);
One of the plurality of rear blades (7, 7,...) Is formed with a notch (75) opening forward,
The notch (75) is provided with an engagement column (79) that connects one side and the other side in the second direction at the peripheral edge of the notch (75),
The rotating mechanism (9) includes an operation knob (91) attached to one of the plurality of front blades (5, 5,...) So as to be slidable in the first direction, and the engagement column (79). A link arm (93) that engages with
The operation knob (91) and the link arm (93) are coupled to each other around a third axis (C) parallel to the first axis (A),
By rotating the operation knob (91) about the third axis (C), the front blade (5) to which the operation knob (91) is attached rotates about the first axis (A) and interlocks with it. All the other front blades (5, 5,...) Rotate around the first axis (A), while the operating knob (91) slides in the first direction to move the front blade (5, 5,...) Is transmitted to the rear blade (7) provided with the engagement column (79) via the link arm (93), and the rear blade (7) rotates around the second axis (B), In conjunction therewith, all other rear blades (7, 7,...) Are configured to rotate around the second axis (B),
The engaging column (79) includes a sphere (79a), an end on one side in the second direction of the sphere (79a), and one side in the second direction at the peripheral edge of the notch (75). Connecting the first shaft portion (79b) connecting the sphere, the other end portion in the second direction of the sphere (79a), and the other side in the second direction in the peripheral portion of the notch portion (75). A second shaft portion (79c),
It said link arm (193) has front and rear plurality of engaging pins slidably abutting on the sphere (79a) extends in the direction (193d, 193d, ...) and,
The plurality of engagement pins (193d, 193d, ...), said engaging posts above the first shaft portion in a first direction on one side (79) (79b) and a sphere (79a) in contact with the engagement includes a case pin (193d _1), the engagement posts (79) above said second shaft portion at the other side of the first direction (79c) and a sphere (79a) in contact with the engaging pin (193d ₂₎ and is It is,
The link arm (93) is always slidable in the front-rear direction and tilted in the second direction with respect to the spherical body (79a) by the plurality of engagement pins (193d, 193d,...). A register characterized by being engaged . A cylindrical frame (3) having an air outlet (S) at the front end;
A plurality of front blades (5, 5,...) Disposed in parallel with each other inside the frame (3) and rotatable about a first axis (A) extending in a predetermined first direction;
Around the second axis (B) which is arranged in parallel to each other behind the front blades (5, 5,...) Inside the frame (3) and extends in a second direction intersecting the first direction. A plurality of rotatable rear blades (7,7, ...);
A rotation mechanism (9) for rotating the plurality of front blades (5, 5, ...) and the plurality of rear blades (7, 7, ...);
One of the plurality of rear blades (7, 7,...) Is formed with a notch (75) opening forward,
The notch (75) is provided with an engagement column (79) that connects one side and the other side in the second direction at the peripheral edge of the notch (75),
The rotating mechanism (9) includes an operation knob (91) attached to one of the plurality of front blades (5, 5,...) So as to be slidable in the first direction, and the engagement column (79). A link arm (93) that engages with
The operation knob (91) and the link arm (93) are coupled to each other around a third axis (C) parallel to the first axis (A),
By rotating the operation knob (91) about the third axis (C), the front blade (5) to which the operation knob (91) is attached rotates about the first axis (A) and interlocks with it. All the other front blades (5, 5,...) Rotate around the first axis (A), while the operating knob (91) slides in the first direction to move the front blade (5, 5,...) Is transmitted to the rear blade (7) provided with the engagement column (79) via the link arm (93), and the rear blade (7) rotates around the second axis (B), In conjunction therewith, all other rear blades (7, 7,...) Are configured to rotate around the second axis (B),
The engagement column (79) has a sphere (79a),
The link arm (193) has three or more engagement pins (193d, 193d,...) That extend in the front-rear direction and slidably contact the sphere (79a).
The three or more engaging pins (193d, 193d,...) Are divided into two parts when the sphere (79a) is divided into two by a straight line (X) passing through the center (Q) of the sphere (79a). Two engaging pins (193d ₃ , 193d ₄ ) that are in contact with one side of the formed sphere (79a) and the other side of the two divided sphere (79a), and if the pin (193d _3, 193d ₄₎ abutting against the engagement pin portion between positions to be point symmetry with respect to the center (Q) of the sphere (79a) (193d ₅₎ includes,
The link arm (93) is slidable in the front-rear direction and tilted in the second direction with respect to the spherical body (79a) by the three or more engaging pins (193d, 193d,...). A register characterized by being always engaged . A cylindrical frame (3) having an air outlet (S) at the front end;
A plurality of front blades (5, 5,...) Disposed in parallel with each other inside the frame (3) and rotatable about a first axis (A) extending in a predetermined first direction;
Around the second axis (B) which is arranged in parallel to each other behind the front blades (5, 5,...) Inside the frame (3) and extends in a second direction intersecting the first direction. A plurality of rotatable rear blades (7,7, ...);
A rotation mechanism (9) for rotating the plurality of front blades (5, 5, ...) and the plurality of rear blades (7, 7, ...);
One of the plurality of rear blades (7, 7,...) Is formed with a notch (75) opening forward,
The notch (75) is provided with an engagement column (79) that connects one side and the other side in the second direction at the peripheral edge of the notch (75),
The rotating mechanism (9) includes an operation knob (91) attached to one of the plurality of front blades (5, 5,...) So as to be slidable in the first direction, and the engagement column (79). A link arm (93) that engages with
The operation knob (91) and the link arm (93) are coupled to each other around a third axis (C) parallel to the first axis (A),
By rotating the operation knob (91) about the third axis (C), the front blade (5) to which the operation knob (91) is attached rotates about the first axis (A) and interlocks with it. All the other front blades (5, 5,...) Rotate around the first axis (A), while the operating knob (91) slides in the first direction to move the front blade (5, 5,...) Is transmitted to the rear blade (7) provided with the engagement column (79) via the link arm (93), and the rear blade (7) rotates around the second axis (B), In conjunction therewith, all other rear blades (7, 7,...) Are configured to rotate around the second axis (B),
The engagement column (79) has a sphere (79a),
The link arm (193) has four or more engaging pins (193d, 193d,...) That extend in the front-rear direction and slidably contact the sphere (79a).
The four or more engagement pins (193d, 193d,...) Have four engagement pins (193d, 193d,...) Arranged symmetrically with respect to the center (Q) of the sphere (79a). It is included,
The link arm (93) is slidable in the front-rear direction and tiltable in the second direction with respect to the spherical body (79a) by the four or more engaging pins (193d, 193d,...). A register characterized by being always engaged . In the register described in any one of Claims 1-4,
The link arm (93) has extension portions (93c, 93c) extending forward on both sides in the first direction, and between the two extension portions (93c, 93c). , Having a positioning part (93b) protruding forward,
The operation knob (91) is connected to the rear end portion so as to be rotatable around the extension portion (93c, 93c) and the third axis (C) which are different from each other due to the fitting structure in the first direction. Two connecting pieces (91b, 91b) are spaced apart from each other in the first direction, and project between the two connecting pieces (91b, 91b) and sandwich the positioning portion (93b). And having two restricting projections (91d, 91d) for restricting movement of the positioning portion (93b) in the first direction.
A register characterized by that.

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