JPS63110750U - - Google Patents
Info
- Publication number
- JPS63110750U JPS63110750U JP13918686U JP13918686U JPS63110750U JP S63110750 U JPS63110750 U JP S63110750U JP 13918686 U JP13918686 U JP 13918686U JP 13918686 U JP13918686 U JP 13918686U JP S63110750 U JPS63110750 U JP S63110750U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- gear shifting
- hydraulic clutch
- oil passage
- hydraulic
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 1
Landscapes
- Control Of Transmission Device (AREA)
- Arrangement Of Transmissions (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Gear-Shifting Mechanisms (AREA)
Description
第１図は油圧クラツチ式変速装置の動力伝達線
図、第２図は変速用油圧バルブのスプールをスラ
イドさせる為のリンクの構成を示す側面断面図、
第３図は従来の変速用油圧バルブの構成を示す平
面だ、第４図は同じく従来の側面断面図、第５図
は本考案の変速用油圧バルブの側面断面図、第６
図は中立位置のスプール２の配置を示す図面、第
７図は前進１速時のスプール２の位置を示す図面
、第８図は前進１速と２速の間のスプール２の位
置を示す図面、第９図は前進２速時のスプール２
の位置を示す図面、第１０図は前進２速と３速の
間のスプール２の位置を示す図面、第１１図は本
考案の油圧上昇曲線、第１２図は従来の油圧上昇
曲性、第１３図へ本考案と従来の変速曲線を示す
図面である。
１……デイレイリリーフバルブ、２……スプー
ル、２ａ・２ｂ・２ｃ・２ｄ……ランド、２ｅ…
…貫通油路、１０……ケース蓋、１１……バルブ
ケース、Ｒ・Ｆ１・Ｆ２・Ｆ３……嵌入孔の油路
。
Fig. 1 is a power transmission diagram of a hydraulic clutch type transmission, Fig. 2 is a side cross-sectional view showing the structure of a link for sliding a spool of a hydraulic valve for shifting.
Fig. 3 is a plan view showing the configuration of a conventional transmission hydraulic valve; Fig. 4 is a side sectional view of the conventional transmission hydraulic valve; Fig. 5 is a side sectional view of the transmission hydraulic valve of the present invention;
The figure shows the arrangement of the spool 2 in the neutral position, Figure 7 shows the position of the spool 2 at the first forward speed, and Figure 8 shows the position of the spool 2 between the first and second forward speeds. , Figure 9 shows spool 2 at forward 2nd speed.
FIG. 10 is a diagram showing the position of the spool 2 between forward 2nd and 3rd speeds, FIG. 11 is a hydraulic pressure rise curve of the present invention, and FIG. 12 is a conventional hydraulic pressure rise curve. FIG. 13 is a drawing showing the speed change curves of the present invention and the conventional one. 1...Day relief valve, 2...Spool, 2a, 2b, 2c, 2d...Land, 2e...
...Through oil passage, 10...Case lid, 11...Valve case, R, F1, F2, F3...Oil passage of fitting hole.
補正 昭６３．２．２２
図面の簡単な説明を次のように補正する。
明細書第１３頁第８行目の「第１３図へ」を「
第１３図は」に訂正致します。Amendment February 22, 1981 The brief description of the drawing is amended as follows. Change “Go to Figure 13” on page 13, line 8 of the specification to “
Figure 13 has been corrected to ``.
Claims (1)
用油圧バルブのバルブケース１１と、スプール２
との構成において、バルブケース１１の嵌入孔に
開口した油路をドリルにより開口したキリ孔とし
て、スプール２側に設けた該油路を閉鎖するラン
ド部を該キリ孔の径よりも大とし、変速時のポン
プポートＰと各油圧クラツチへの油路の連通状態
を過渡期クローズ状態としたことを特徴とする油
圧クラツチ式変速装置。 Valve case 11 and spool 2 of a hydraulic valve for gear shifting that performs gear shifting operations of a hydraulic clutch type transmission.
In this configuration, the oil passage opened in the insertion hole of the valve case 11 is a drilled hole, and a land portion provided on the spool 2 side that closes the oil passage is made larger than the diameter of the drilled hole. A hydraulic clutch type transmission device characterized in that the communication state of the oil passages between the pump port P and each hydraulic clutch during gear shifting is in a closed state during a transition period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13918686U JPS63110750U (en) | 1986-09-09 | 1986-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13918686U JPS63110750U (en) | 1986-09-09 | 1986-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63110750U true JPS63110750U (en) | 1988-07-16 |
Family
ID=31044850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13918686U Pending JPS63110750U (en) | 1986-09-09 | 1986-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63110750U (en) |
-
1986
- 1986-09-09 JP JP13918686U patent/JPS63110750U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63110750U (en) | ||
| JPS6418667U (en) | ||
| JPS6197652U (en) | ||
| JPS61177246U (en) | ||
| JPS5980123U (en) | Travel transmission structure of work equipment | |
| JPS61190059U (en) | ||
| JPS6263448U (en) | ||
| JPS58130156U (en) | Continuously automatic transmission for vehicles | |
| JPS63128349U (en) | ||
| JPS58196466U (en) | Automatic transmission transaxle case | |
| JPS6152748U (en) | ||
| JPS63118445U (en) | ||
| JPH0230503U (en) | ||
| JPH01148150U (en) | ||
| JPS5888041U (en) | transmission | |
| JPS6369841U (en) | ||
| JPH0412498U (en) | ||
| JPS6273146U (en) | ||
| JPS61188062U (en) | ||
| JPS5913326U (en) | Traveling work vehicle | |
| JPS58122056U (en) | Mitssion automatic transmission | |
| JPS6420569U (en) | ||
| JPH01140069U (en) | ||
| JPH0346060U (en) | ||
| JPS62163373U (en) |