JPS61167613U - - Google Patents
Info
- Publication number
- JPS61167613U JPS61167613U JP5021785U JP5021785U JPS61167613U JP S61167613 U JPS61167613 U JP S61167613U JP 5021785 U JP5021785 U JP 5021785U JP 5021785 U JP5021785 U JP 5021785U JP S61167613 U JPS61167613 U JP S61167613U
- Authority
- JP
- Japan
- Prior art keywords
- sliding contact
- bent portion
- contact member
- movable
- vertical groove
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims 3
Landscapes
- Focusing (AREA)
- Lens Barrels (AREA)
Description
第１図は本考案のレンズ鏡胴断面図。第２図は
要部斜視図。
１……固定筒、２……移動筒、３……摺動部材
を示す。
FIG. 1 is a sectional view of the lens barrel of the present invention. FIG. 2 is a perspective view of the main part. 1...Fixed barrel, 2...Moving barrel, 3...Sliding member.
Claims (1)
移動する移動筒を有し、前記移動筒に光軸平行方
向の縦溝を所定間隔をあけて２つ設け、前記縦溝
の一方に該縦溝より深い係合孔を形成し、 前記移動筒の外側に光軸平行方向に長手の摺接
部材を配置し、該摺接部材の両側面を折り曲げて
折曲部を作り、該折曲部を前記縦溝に係合し、該
折曲部先端に前記係合孔と係合する係合用突起を
設けて該係合用突起と前記係合孔を係合させたこ
とを特徴とする摺接部材を備えるレンズ鏡筒。 (2) 前記移動筒の前記縦溝で挾まれた外周面は
他の外周面より外周半径寸法を小さくするととも
に、前記固定筒の内周面を前記摺接部材と摺接す
る内周面を他の内周面より高くなるようにし、前
記移動筒と固定筒は前記摺接部材を介してのみ摺
接するようにしたことを特徴とする実用新案登録
請求の範囲第(1)項記載の摺接部材を備えるレン
ズ鏡筒。 (3) 前記移動筒の前記２つの縦溝を１つにし他
の縦溝を係合孔とし、前記摺接部材の一方の側面
に前記１つの縦溝と係合する折曲部を設け、他方
の側面に前記係合孔と係合する係合用突起を設け
たことを特徴とする実用新案登録請求の範囲第(1
)項記載の摺接部材を備えるレンズ鏡筒。[Claims for Utility Model Registration] (1) A fixed tube and a movable tube that moves in a direction parallel to the optical axis with respect to the fixed tube, the movable tube having vertical grooves parallel to the optical axis at predetermined intervals. an engagement hole deeper than the vertical groove is formed in one of the vertical grooves, a sliding contact member that is elongated in a direction parallel to the optical axis is arranged on the outside of the movable tube, and both sides of the sliding contact member are provided. The bent portion is bent to form a bent portion, the bent portion is engaged with the vertical groove, and an engaging protrusion that engages with the engaging hole is provided at the tip of the bent portion, and the engaging protrusion and the engaging hole are provided. What is claimed is: 1. A lens barrel having a sliding contact member engaged with the members. (2) The outer circumferential surface of the movable cylinder sandwiched by the vertical grooves has an outer circumferential radius smaller than other outer circumferential surfaces, and the inner circumferential surface of the fixed cylinder that makes sliding contact with the sliding member has a different diameter. The sliding contact according to claim (1) of the registered utility model, characterized in that the movable cylinder and the fixed cylinder are in sliding contact only through the sliding contact member. A lens barrel including a member. (3) the two vertical grooves of the movable cylinder are combined into one, the other vertical groove is an engagement hole, and one side of the sliding member is provided with a bent portion that engages with the one vertical groove; Utility model registration claim No. 1, characterized in that an engagement protrusion that engages with the engagement hole is provided on the other side surface.
A lens barrel comprising the sliding contact member according to item ).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5021785U JPS61167613U (en) | 1985-04-04 | 1985-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5021785U JPS61167613U (en) | 1985-04-04 | 1985-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61167613U true JPS61167613U (en) | 1986-10-17 |
Family
ID=30568144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5021785U Pending JPS61167613U (en) | 1985-04-04 | 1985-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61167613U (en) |
-
1985
- 1985-04-04 JP JP5021785U patent/JPS61167613U/ja active Pending