JPS61190601U - - Google Patents
Info
- Publication number
- JPS61190601U JPS61190601U JP7502585U JP7502585U JPS61190601U JP S61190601 U JPS61190601 U JP S61190601U JP 7502585 U JP7502585 U JP 7502585U JP 7502585 U JP7502585 U JP 7502585U JP S61190601 U JPS61190601 U JP S61190601U
- Authority
- JP
- Japan
- Prior art keywords
- knob
- screw rod
- screw
- concave mirror
- stopper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Description
第１図は本考案の１実施例の構成を説明する為
の断面図、第２図は同じく作用効果を説明する為
の断面図である。第３図は光軸調整装置を備えた
従来の自動車用前照灯の正面図、第４図は第３図
の―断面図である。
１…ランプハウジング、２…レンズ、３…凹面
鏡、４…光源バルブ、５…球接手、６，７…ネジ
送り手段、６ａ，６ａ′…ナツト部材、６ｂ，６
ｂ′…ネジ杆、６ｄ，６ｄ′…フランジ、６ｅ，
６ｅ′…小径部、６ｆ，６ｆ′…止具、６ｇ，６
ｇ′…Ｏリング、６ｈ′…ローレツト部、６ｉ′
…ネジ、６ｊ′…円柱状部、８…ノブ、８ａ…係
合穴、８ｂ…回り止め突起、９…スプリング、１
０…ロツク爪。
FIG. 1 is a sectional view for explaining the structure of one embodiment of the present invention, and FIG. 2 is a sectional view for explaining the operation and effect. FIG. 3 is a front view of a conventional automobile headlamp equipped with an optical axis adjustment device, and FIG. 4 is a cross-sectional view of FIG. 3. DESCRIPTION OF SYMBOLS 1... Lamp housing, 2... Lens, 3... Concave mirror, 4... Light source bulb, 5... Ball joint, 6, 7... Screw feeding means, 6a, 6a'... Nut member, 6b, 6
b'...screw rod, 6d, 6d'...flange, 6e,
6e'...small diameter part, 6f, 6f'...stop, 6g, 6
g'...O ring, 6h'...Knurled part, 6i'
...Screw, 6j'...Cylindrical part, 8...Knob, 8a...Engagement hole, 8b...Stopping protrusion, 9...Spring, 1
0...Lock claw.
Claims (1)
に、該凹面鏡の焦点付近に光源バルブを設け、か
つ、前記ランプハウジング及び凹面鏡の何れか一
方を１個の球接手と２個のネジ手段とによつて支
承し、該ネジ手段によつて光軸調節し得るように
構成された自動車用前照灯において、前記のネジ
手段は、被調節部材に取り付けられたナツト部材
と、これに螺合されたネジ杆とを有し、上記のネ
ジ杆に摺動自在に外嵌されたノブと、該ノブをネ
ジ杆から抜け出させる方向に付勢するバネ手段と
、該ノブがネジ杆から抜け出さないように作用す
るストツパ手段とを備え、かつ、該ノブをバネ手
段の付勢力に抗してネジ杆に押し込んだとき該ノ
ブとネジ杆とが係合して相対的回動を係止され、
該ノブがバネ手段に付勢されて前記のストツパ手
段で衝止されたときに係合を解除される係合手段
を設けると共に、前記のノブがストツパ手段で衝
止された状態において該ノブの回転を係止され、
該ノブがネジ杆に押し込まれたとき回転係止を解
除される回動ロツク手段を設けたことを特徴とす
る自動車用前照灯。 A concave mirror is provided in the lamp housing, a light source bulb is provided near the focal point of the concave mirror, and either the lamp housing or the concave mirror is supported by one ball joint and two screw means. In the automobile headlamp configured to be able to adjust the optical axis by the screw means, the screw means includes a nut member attached to the member to be adjusted, and a screw rod screwed to the nut member. a knob that is slidably fitted onto the screw rod, a spring means that biases the knob in a direction to pull the knob out of the screw rod, and a stopper that acts to prevent the knob from coming out of the screw rod. means, and when the knob is pushed into the screw rod against the biasing force of the spring means, the knob and the screw rod are engaged and locked from relative rotation,
An engaging means is provided which is released from engagement when the knob is biased by a spring means and is stopped by the stopper means, and the knob is disengaged when the knob is stopped by the stopper means. rotation is locked,
A headlamp for an automobile, characterized in that the knob is provided with a rotation locking means that releases the rotational lock when the knob is pushed into a threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7502585U JPH0134805Y2 (en) | 1985-05-22 | 1985-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7502585U JPH0134805Y2 (en) | 1985-05-22 | 1985-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61190601U true JPS61190601U (en) | 1986-11-27 |
| JPH0134805Y2 JPH0134805Y2 (en) | 1989-10-24 |
Family
ID=30615861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7502585U Expired JPH0134805Y2 (en) | 1985-05-22 | 1985-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0134805Y2 (en) |
-
1985
- 1985-05-22 JP JP7502585U patent/JPH0134805Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0134805Y2 (en) | 1989-10-24 |
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