JPS6322203U

JPS6322203U -

Info

Publication number: JPS6322203U
Application number: JP11529086U
Authority: JP
Priority date: 1986-07-29
Filing date: 1986-07-29
Publication date: 1988-02-13

Description

[Brief explanation of the drawing]

第１図：中間幅Ｗ_２に調整した場合の断面図、
第２図：同じく最大幅Ｗ_３に調整した場合の断面
図、第３図：同じく最小幅Ｗ_１に調整した場合の
断面図、第４図：ニードルベアリング装置２０の
断面図、第５図：アウターリングの正面図。１０：ハブ、１０ａ：フランジ、１０ｂ：胴部
、１０ｃ：底部、１２：ハブボルト、１３：ハブ
ボルトの挿通孔、１４：雄ねじ、１５：ストツプ
プレート、１６：ねじ、１７：アウターリング、
１８：雌ねじ、１９：カバーリング。 Figure 1: Cross-sectional view when adjusting the intermediate width W to ₂ ,
Fig. 2: A sectional view when the maximum width W is adjusted to ₃ , Fig. 3: A sectional view when the minimum width W is adjusted to ₁ , Fig. 4: A sectional view of the needle bearing device 20, Fig. 5: Front view of the outer ring. 10: hub, 10a: flange, 10b: body, 10c: bottom, 12: hub bolt, 13: hub bolt insertion hole, 14: male thread, 15: stop plate, 16: screw, 17: outer ring,
18: Female thread, 19: Covering.

補正昭６１．９．１６実用新案登録請求の範囲を次のように補正する
。Amendment September 16, 1981 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】底部１０ｃが１２にて車軸端に固定されるドラ
ム型ハブ１０を有し、該ハブ１０は胴部１０ｂの
外側面に雄ねじ１４が設けられ、胴部１０ｂの内
側端にはフランジ１０ａを、同じく外側端には着
脱自在なストツププレート１５がとりつけられ、
前記雄ねじ１４には外周にタイヤを取付けるアウ
ターリング１７に設けた雌ねじ１８が螺合し、カ
バーリング１９を前記フランジ１０ａ又はストツ
ププレート１５間あるいは両者との間に介在させ
て調整位置をセツトするようにした農業用トラク
ターの車輪幅変装置において、アウターリング１７の側面でカバーリング１９
に対接する面にニードルベアリング装置２０を設
けておき、かつアウターリング１７とカバーリング１９あ
るいはアウターリング１７とフランジ１０ａある
いはカバーリング１９とストツププレート１５の
間の雄ねじ１４に２枚の円板状ワツシヤー２１ａ
，２１ｂを嵌め込んだことを特徴とする農業用ト
ラクターの車輪幅変装置。[Claims for Utility Model Registration] The bottom portion 10c has a drum-shaped hub 10 fixed to the end of the axle at 12, and the hub 10 has a male thread 14 provided on the outer surface of the body portion 10b, and the hub 10 has a drum-shaped hub 10 fixed to the end of the axle at 12. A flange 10a is attached to the end, and a removable stop plate 15 is attached to the outer end.
A female thread 18 provided on an outer ring 17 for attaching the tire to the outer periphery is screwed into the male thread 14, and a cover ring 19 is interposed between the flange 10a or the stop plate 15 or between both to set the adjustment position. In the wheel width changing device for an agricultural tractor, the cover ring 19 is attached to the side surface of the outer ring 17.
A needle bearing device 20 is provided on the surface facing the outer ring 17 and the cover ring 19, or between the outer ring 17 and the flange 10a, or between the cover ring 19 and the stop plate 15. Watusha 21a
, 21b is fitted into a wheel width changing device for an agricultural tractor.

Claims

[Claims for Utility Model Registration] The bottom portion 10c has a drum-shaped hub 10 fixed to the end of the axle at 12, and the hub 10 has a male thread 14 provided on the outer surface of the body portion 10b, and the hub 10 has a drum-shaped hub 10 fixed to the end of the axle at 12. A flange 10a is attached to the end, and a removable stop plate 15 is attached to the outer edge as well.
A female thread 18 provided on an outer ring 17 for attaching the tire to the outer periphery is screwed into the male thread 14, and a cover ring 19 is interposed between the flange 10a or the stop plate 15 or between both to set the adjustment position. In the wheel width changing device for an agricultural tractor, the outer ring 1
A needle bearing device 20 is provided on the side surface of 7 that contacts the cover ring 19, and the external thread 14 is provided between the outer ring 17 and the cover ring 19, or between the outer ring 17 and the flange 10a, or between the cover ring 19 and the stop plate 15. two disc-shaped washers 21,
A wheel width changing device for an agricultural tractor, characterized in that a wheel width changer is fitted with a wheel width of 21.