JPH0334994U

JPH0334994U -

Info

Publication number: JPH0334994U
Application number: JP9583189U
Authority: JP
Priority date: 1989-08-17
Filing date: 1989-08-17
Publication date: 1991-04-05
Anticipated expiration: 2004-08-17
Also published as: JPH0754077Y2

Description

[Brief explanation of drawings]

第１図〜第６図はこの考案の実施例を示し、第
１図はフエザーリング可変ピツチプロペラの要部
の概略を示すブロツク図、第２図は同プロペラの
部分の一部断面図、第３図は第１図の部分の詳細
図、第４図はフエザーリング可変ピツチプロペラ
の第２図と異なつた状態の一部断面図、第４図は
同プロペラの更にことなつた状態を示す一部断面
図、第５図は同プロペラの更にことなつた状態を
示す一部断面図、第６図は同プロペラの更に異な
つた状態を示す一部断面図、第７図はこの考案の
他の実施例を示す同プロペラの部分の正面図であ
る。１……油圧制御装置、２……比較装置、３……
第一制御装置、４……第二制御装置、５……主軸
、６……油圧シリンダ、７……移動部材、８……
ピストン、９……伝達部材、１０……伝達部、１
１……非伝達部、１２……係合部、１３……本体
、１４……ガイド、１５……作動部材、１６……
信号装置、１７……変節軸、１８……表示装置、
１９……表示部材。 Figures 1 to 6 show examples of this invention. Figure 1 is a block diagram showing the outline of the main parts of a feather ring variable pitch propeller, Figure 2 is a partial sectional view of the same propeller, and Figure 3 is a partial cross-sectional view of the same propeller. The figure is a detailed view of the part shown in Figure 1, Figure 4 is a partial cross-section of the feather ring variable pitch propeller in a different state from Figure 2, and Figure 4 is a partial cross-section showing the same propeller in a further different state. Figure 5 is a partial sectional view showing the same propeller in a further different state, Figure 6 is a partial sectional view showing the same propeller in a further different state, and Figure 7 is another embodiment of this invention. FIG. 3 is a front view of a portion of the propeller shown in FIG. 1... Hydraulic control device, 2... Comparison device, 3...
First control device, 4... Second control device, 5... Main shaft, 6... Hydraulic cylinder, 7... Moving member, 8...
Piston, 9...Transmission member, 10...Transmission portion, 1
DESCRIPTION OF SYMBOLS 1... Non-transmission part, 12... Engaging part, 13... Main body, 14... Guide, 15... Operating member, 16...
Signal device, 17... Inflection axis, 18... Display device,
19...Display member.

Claims

[Claims for Utility Model Registration] 1. A comparison device 2 connected to the hydraulic control device 1; a first control device 3 and a second control device 4 connected to the comparison device 2, respectively; A hydraulic cylinder 6 provided on the main shaft 5 of the propeller to which it is freely connected; a moving member 7 movably fitted on the outside of the main shaft 5; the hydraulic cylinder 6
is fluid-tightly connected to the piston 8 in the hydraulic cylinder 6, and for the hydraulic cylinder 6,
The movable member 7 is formed to be movable by a predetermined amount; the movable member 7 is provided to be relatively rotatable in the circumferential direction of the movable member 7 and relatively immovable in the axial direction. In addition, the power transmission member 9 includes an engaging portion 12 consisting of a transmission portion 10 that transmits a predetermined displacement amount and a non-transmission portion 11 that is provided continuously to the transmission portion 10 and does not transmit a displacement amount other than the predetermined amount. the transmission member 9 having; a guide 14 of the transmission member 9 formed on the main body 13; the engagement portion 1 of the transmission member 9;
an actuating member 15 for actuating the second control device 4, which is provided in engagement with the transmission member 2; a signal device 16 provided outside the transmission member 9 and actuated by the transmission member 9; A feather ring variable pitch propeller consisting of a propeller variable shaft 17 provided. 2. The feather ring variable pitch propeller according to claim 1, wherein the operating member 15 also serves as a display member 19 of a display device 18 that displays the amount of displacement caused by the transmission member 9.