JPS5463622

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DESCRIPTION JPS5463622
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view showing an example of an
earphone according to the present invention, FIG. 2 is a side view thereof, FIG. 3 is a crosssectional view taken along the line II--IV, and FIG. 5 and 6 are end views and cross sections
showing the same middle case, and FIGS. 7 and 8 are end views showing the same lid and FIG. 9
is a perspective view showing a similar diaphragm, and FIG. 10 is a perspective view showing a
similar terminal plate. In the figure, 1 is a case body, 2 is a case body, 3 is a middle case, 4 is a
lid, 5 is a permanent magnet, 6 is a pole body, T is a diaphragm, 8 is a winding, 9 is a terminal
plate, and 10 is a cord. 21 is a through hole, 22 is an earplug, 23 is a collar, 24 is an annulus, 25
is an annular groove, 26 is a common surface, 27 is an annular surface, 28 is an annular groove,
31 is an annulus, 32 and 33 Is a ridge, 34 and 35 are annular projections, 36 and 37 are faces,
38 is an annular surface, 39 is a notch, 41 is a plate, 42 is an annulus, 43 is a projection, 44 is an
annular groove, 45 is a notch 61 denotes a magnetic pole portion, 62 denotes a magnetic yoke
portion, 63 denotes a plate portion, 64 denotes a cylindrical portion, 71 denotes a magnetic
plate, 72 denotes an outer peripheral portion, 91 and 92 denote conductive layers, and 101 and
102 denote coated wires.
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an earplug-type
earphone in which a cord connected to a winding is identified, and in particular, it is easy to
assemble and suitable for industrialization, and further, I + tl of the winding and the cord. It is an
object of the present invention to propose an I4-plug type earphone in which the electrically
connected and accommodated can be firmly wound. The following figure 1'I! 1 to 6 show a case
as a whole, comprising a case body 2, a middle case 3 and a lid 4. As shown in FIG. The case body
2 has an ear plug 22 including a through hole 21 as is apparent from FIG. The ear 24 is
integrally formed with the outer peripheral portion thereof. The ear 24 is made to extend to the
opposite side of the ear 2) 11 11 In this case, although the case body 2 is made of resin material
and has an excessive softness, the earplug portion 22 is extended from the tip end (2) thereof to
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the flange portion 23 # 1 concentrically with the through hole 21. The groove 25 has a length of
7 mm, and the ring portion 241IIll of the ear plug 22 and the ear 26 has a width of the ring 24
and a common surface 26 with a dip, while the outer periphery of the ring 23 is urined. The
surface on the ring portion 24 side of the outer peripheral portion of the weir s2 is parallel to the
# transparent surface 26 and is on the ring portion 24 side of the common surface 26 of the
sweet potato / and is a bowl-shaped surface 27. An annular groove 28 is provided on the
circumferential surface. The middle case 3 is composed of four parts 61 and an HN 32 extending
inward in the width direction integrally with the four parts 61 as is apparent with reference to
FIGS. 5 and 6. In this case, the middle case 6 is made of resin @ and has a strength of 71 degrees,
but the ring portion 31 has a collar portion 33 which is extended outward in the width direction
integrally with the outer periphery l. It has an annular projection 64 and a groove 5 at both
positions i holding a cocoon layer, and also inside the ring portion 61 (5),. 3. One and the same
face is opposite to m36 on the side of voice part 62 and buttocks 62! 1j river 136 consists of a
large surface 7 and thus cabinets 66 and 37 (4 parts of 31 coffins made of i-Ij and 4 '111 of 38
and 4' fL, and ring parts (A cut 39 is marketed from the end face of the side 1 opposite to the
ridge portion 321 of the rim 61). As shown in FIG. 7 and FIG. 8, the front body 4 · Qo <mgtal and
the ring portion 42 extended integrally with this from the outer peripheral portion thereof as it
is. Similarly, although the bracing person 144 is carried out with a resin material and speaks a
moderate hardness, the root part 41 protrudes and protrudes in the axial direction of the bias
part 42 from the central position of the blood on the ring part 42 side. In addition, the inner
periphery -I'I: of the ring portion 42 has an annular groove 44, and the ring portion 42 has a
notch 45 from 4 [10 on the side opposite to the root portion 41 side. It is attached.
The case 6 is inserted into the ring portion 24 of the case body 2 from the inside with the collar
portion 62111I of the ring portion 31 integrated with the case body 2 and the father dark body
4 has its portion 42 in the middle case 4. Part 31 of Part 6 of 4 parts 32 (4) c. It is integrated
with the middle case 3 lower than the outside on the opposite side to the case. In this case, the 4shaped projection 34 of the middle case 6 is positioned within the annular structure 28 of the
case main body 2, and the ridge of the collar 52 of the collar 53 is the 'S portion 26' of the ring
24 of the case main body 2 The annular projection 35 of the back case 6 is positioned within the
k11-like $ 44 of the lid 4 in contact with the end face of the opposite heel j and 1! In addition,
the notch 59 of the case 6 and the notch 45 of the lid 4 are straight. In the case 1 to be described
above, the annular permanent magnet 5 which is 4 m in one direction, the magnetic pole body 6
used for the configuration to be described next, the diaphragm 7 and the winding 8 and the
terminal plate 9 are described below. From the outside, the code 10 is introduced as described
below. That is, the annular permanent magnet 5, which is axially moved in the axial direction, is
concentrically disposed in the middle case 6 with the kneading, and from the magnetic pole
portion 61 and one of its 4i It consists of a magnetic yoke part 62! The specimen 6 is positioned
with its magnetic pole portion 61 in the permanent magnet 5 and the magnetic yoke portion 62
on the scene of the object 4 of the permanent magnet 5 and the case 3 circle Q side arrangement
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(5) 9; The diaphragm 7 formed by attaching the magnetic plate 71 to the central part on one
surface in the history is the outer peripheral part of the diaphragm 7 and the four parts 24 of the
case main body 2 and the +4 part 62 of the middle case 6 And between the ring portion 61 and
the case body 20, the through hole 21! The tension is extended through the gap between the
open end face of the 239111 and the magnetic domain 61 of the magnetic pole body 6, and the
winding # 8 is arranged around the magnetic portion 610 of the magnetic pole body 6, and FIG.
A terminal plate 9 is provided on the magnetic yoke portion 62 of one magnetic pole 6 and a
cord comprising a pair of coated wires 101 and 102. 1D is introduced into the case 1 through
the notches 45 of the body 4 and the notches 59 of the middle case 6, and the free ends of the
horizontal wires 101 and 102 are attached to the conductive nos 91 and 92 on the terminal plate
9 respectively. It is electrically connected. The two ends of the gauze wire 8 are respectively
connected to the conductive elements 1191 and 92 on the four-piece plate 9 '. This place 8
telescopic plate 7 has a saw-toothed shape 7 or an outer peripheral portion 72 by punching the
base h 'as is apparent with reference to FIG. 9, and the outer peripheral portion 72 ) And the
position of the base of the case body 2 is in the form of a solitary edge, and its outer peripheral
portion 72 It is held between four parts 31 of the middle case 6.
The magnetic pole portion 61 comprises a root portion 66 parallel to the magnetic plate 71 of
the pregnancy moving plate 7 and a cylindrical portion 64 integrally extending from the outer
periphery thereof and perpendicular to the plate surface of the root portion 66. And 102 are
knotted with the terminal plate 9111 to form a knot 105, and either or both of the wire-to-line
I01 and 102 (four bases in the figure, 111102) are further from the knot 103- The projection 43
of the lid 4 is pressed into the cylinder s 64 of the 4Ia flange portion 61 of the magnetic pole
member 6 on the 11ii 8 side. The above is an example configuration of the present invention.
According to such configuration, the DC magnetic path includes the permanent magnet 5, the I
pole s61 of the magnetic pole body 6 and the magnetic plate 71 of the lossy excitation plate 7
opposed to the j. On the other hand, the VC winding wire 8 is wound around the side portion 61
of the magnetic body 6, so that the winding @ 8 through the cord 10 & the terminal plate 9 (7)
from the outside electrically If an acoustic signal is supplied, it is clear that the imaging plate 7
moves in response to this, and a trap obtained by thus vibrating the diaphragm 7 passes through
the through hole 21 of the case body 2 to the outside. It is clear that the function as an earphone
can be obtained depending on the ear plug part 22 containing the through hole 21 in the book
and the base of the ear plug part 220 integrally with this. From the outer peripheral part of the
collar part 23 and its 11 part 23 which are extended outward t and the ear plug part 22 side
integrally with this There are a small number of lids 4 consisting of a case main body 2
consisting of a groove 24 and a plate part 41 and a beam part 46 integrally projecting inward
from the central part of the plate part 41. The ring-shaped permanent magnet 5 having the case
1 having the same structure and magnetized in the axial direction is concentrically arranged with
the ring portion 24 in the case 10 and the case 10, and the Mi lung portion A magnetic pole body
6 comprising a magnetic yoke portion 62 extending outward in an integral manner from the one
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part 61 from the one part thereof is a permanent magnet of the magnetic yoke portion 62 in the
magnetic pole portion 61 all permanent magnets 5. 5 (8) b)! ゝ-) 、, の 's 111 411111 is placed
on the end face of the 俸 411111 and placed in the case main body 2 jl 向上 The fit @ & 7
formed on the magnetic plate 71 at the central part is the through hole of the case main body 2
Between the opening 1 of the flange portion 261111I of 21 and the magnetic pole portion 61 of
the magnetic pole body 6, tension is tensioned differently, and the terminal & 4 is disposed on
the magnetic yoke portion 62 of the magnetic pole body 6 The j1 cord 10 is disposed around the
magnetic pole portion 61 and connected to the n1 slave plate 9 introduced into the case 1 by the
projection 43 of the rod 4 and pressed by the magnetic pole portion 61V of the magnetic pole
member 6 n1 slave plate 9 (Because it has a configuration with a connection type, it is easy to
assemble and to become a ladder, and in the history, the Naval connection between the @ 8 and
the cord 10 is firmly maintained. It is a thing.
That is, since the permanent magnet 5 is disposed in the case main body 2 of the case 1 at the
same jCr as the ring portion 24 in the structure to be expected, the winding is then wound
around the i-portion 61 of the pole body 6 in advance. 8 and the end plate 9 on the magnetic
yoke portion 62 respectively L1! (1) The structure comprising the winding 111jI8 connected to
the guide layers 91 and 92 of the end plate 9 is arranged (9) in the case body 2 and then the
cord 10 Lines 101 and 102 to husband and wife 41. · J j · τ, connected to the large terminal
plates 91 and 92, then 4 =, 4 on the simple assembly of wearing the body 4 · 6 days Q 'iron case
body 2 Therefore, it is characterized by the fact that it is easy to assemble and suitable for
bankruptcy, and the suction wire of the cord 10 is pressed against the m □ main surface 61 of
the beast 6 with the projection 43 of the penetrator 4. Therefore, even if the cord 10 is
unnecessarily pulled from the outside, it is characterized in that the connection between the cord
10 and 11 does not become unnecessary unnecessarily. According to the configuration to be
described above, the #I formation causes the diaphragm 7 to be positioned at the position of the
flange portion 26 and the four portions 24 of the case body 2 in the middle case 6 in the case
body 2. To the inner case 3 and place permanent stone 5 in the inner case 3 at the base, then
advance the winding rod 8 around the disastrous part 61 of the -J1 misery 6 in advance, on the
magnetic yoke + @, 62 The terminal plate 9 is identified and placed in each case, and the same
structure as that of the winding # 8 (connected to the conductive layers 91 and 92 of the r
terminal plate 9 is placed in the middle case 3 and then the cord 10 Because the lines 101 and
102 (10) · 4A are connected to the terminal sweat 92 respectively, and then the i Office 4 to L ·
the body 4 is made lower than the outer case 5 by a simple assembly. It is easy to assemble and
passed through Jiri. Further, according to the configuration described above, the throttling plate
7 is held by one plate of the 'S portion 26 & ring portion 24 of the case main body 2 and the
collar portion 62 of the back case portion 1 and 31! ! Since the book has a standing position, its
tension, tension, and line change at the time of birth, so that good sound and power are
produced. According to the 4 sources mentioned above in history ,! d @ provisional 7 is tribute
11 of case body 2! In addition to the opening sheet 41 of the l tag 21, the pair of the ear plug
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part 22 and the 2i 4 part 249111 & this common part 111126 of the buttock 23 is turned to the
common 111126, Since the thin sky 'A layer has a constitution of aging, it is a thing that a good
habit is obtained in history. Also, according to the configuration described above, the through
holes 21 and 10j) in the four ridges 22 of the case main frame 2) and the south 南 jX
compensation 25 is made south!
Since it has a formation, 1-1 bell 1 L 22 is in good agreement with the inner surface, and it is
possible to effectively indulge the sweetness with the turtle and the (11) l sound quality.
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