Tsis Siv Neeg Skew: Lub hauv paus ntsiab lus ntawm cov lag luam ntawm tus dais

swash tso cai rau koj los tswj lub davhlau ntawm cov nyoob hoom qav taub. Niaj hnub nimno versions txawv lub siab ntawm yob thiab suab. Yog xav paub ntaub ntawv ntau ntxiv txog lub swash phaj, nws yog tsim nyog los xav txog tus uas twb muaj kiag li lawm.

Swash - ib tug tshwj xeeb mechanism, uas yog lub luag hauj lwm rau cov kev tswj ntawm lub nyoob hoom qav taub screws. Tsis tas li ntawd no hom ntawm ntaus ntawv siv nyob rau hauv gyroplanes thiab konvertoplanov. Standard tshuab xws li ib tug txheej ntawm racks thiab kev txhawb zog. Lub rooj noj nplhaib ntaus ruaj nyob rau hauv lub saum toj yog ib feem ntawm lub mechanism. loj phaj nyob hauv qab. thrust bearings yuav ua tau tshaj lub txee los yog tes tsho. Chordwise hniav kev cob cog rua rau lub phaj. Tom qab ntawm kev hloov kho cov txheej txheem ntawm fastening hinges. Nws yog ncaj qha hauv qab rotor.

Cov kev khiav hauj lwm hauv paus ntsiab lus ntawm cov swash phaj

Cov kev khiav hauj lwm hauv paus ntsiab lus ntawm cov swash ua rau hloov rau txoj hauj lwm ntawm lub screws. Qhov no txoj kev yog nqa tawm los ntawm hloov lub kaum sab xis kev txhawb zog. Lower nplhaib lub luag hauj lwm rau cov stabilization pas nrig. Yuav kom tswj cov nyoob hoom qav taub suab rear tug ncej yog siv. lub kaum sab xis ntawm inclination ntawm lawv xwb. Lub lifting quab yuam ntawm cov nyoob hoom qav taub yog tswj los ntawm lub A-tug ncej. Smooth kev sib hloov ntawm lub nplooj pu yog muab los ntawm kheej kheej bearings. Txawm li cas los, nyob rau hauv cov ntaub ntawv no, ntau npaum li cas nyob ntawm seb yam ntawm cov kev hloov kho.

improvised kev hloov kho

Ua swash nyoob hoom qav taub nrog lawv ob txhais tes yog ib qhov nyuaj. Feem ntau yuav tsum tau rau assembling ntau nplhaib 25 cm nyob rau hauv txoj kab uas hla. Lub hinges yuav tsum nyob hauv qab ntawm cov qauv. Lub screws yog tsau nyob rau hauv lub phaj. Nws yuav tau siv lub vuam siv lub tshuab. Ntxiv mus, yuav ua rau lub swash nyoob hoom qav taub nrog lawv txhais tes, tua pob tau cov kabmob. Lub rotating nplhaib yog thov nyob rau hauv yooj yim hloov ntawm me me txoj kab uas hla.

Kheej kheej bearings nyob rau tib lub sij hawm yog tsis yog feem ntau siv. Cyclic suab ntawm lub nplooj pu yog nyob ntawm qhov loj ntawm lub khib. Tom qab fixation, cov phiaj yuav nruab ib lub rau pem hauv ntej ob txhais ceg. Ces, sib sau ua ke rau hauv lub swash phaj nrog nws ob txhais tes, thov kho hinges, uas yog tsau rau hauv qab no cov nyiaj them yug phaj. kev hloov kho chordwise hniav yuav tsum tsis txhob kov lub pob txha. Qhov nruab nrab qaij lub suab ntawm 30 degrees.

Hom swash

Tus thawj division ntawm cov tshuab yog nqa tawm los ntawm tus xov tooj ntawm tuaj. Trilobate apparatus feem ntau ntsia nrog ob rings. Modifications rau lub plaub tuaj pom tau hais tias yuav muaj ntau heev. Nraum hloov yog distinguished los ntawm ntau cov tais nyob rau hauv ib tug tsawg dua feem ntawm cov qauv. Tsis tas li ntawd muaj nqis ntsoov teev yog tias muaj cov cranked kev hloov kho thiab pab kiag li lawm nrog impeller. Nyob rau hauv ib tug nyias muaj nyias ib qeb cim khiav kev hloov kho, uas yog siv nyob rau hauv gyroplanes.

Modifications mus rau peb screws

Model peb screws yog zoo rau helicopters. Cov Kabmob racks yog siv nyob rau hauv ntau ntau thiab tsawg. Cov kab uas hla ntawm lub qis lub nplhaib yog feem ntau tsis ntau tshaj 22 cm. Muaj ntau cov kev hloov uas siv ob peb daim hlau. suab tswj yog nqa tawm ntawm lub hauv pem hauv ntej thrust. kheej kheej ntaus bearings yog siv nyob rau hauv cov cav tov ntau heev.

Ncaj qha taag phaj yuav muab ntsia tau rau nyob rau hauv lub nplhaib, los yog saum toj no nws. Muaj ntau cov qauv ntawm cov screws yog fastened los ntawm cov racks. Sib txawv daim hlau nyob rau hauv cov ntaub ntawv no yog nyob ntawm qhov loj ntawm lub sab posts. Mounting ces kaum yog txiav txim los ntawm hauv daim ntawv ntawm cov phiaj lawm. Bushings feem ntau nyob rau hauv lub qis ib feem ntawm cov qauv. Lub disadvantage ntawm lub pab kiag li lawm nyob rau hauv peb tuaj yog suav tias yog ib tug me me cyclic suab.

Qauv rau cov plaub screws

Devices rau lub plaub tuaj yog feem ntau tsim nrog ib tug cam mechanism. Muaj ntau cov kev hloov ntawm lub kaum sab xis ntawm lub suab tsis pub dhau 40 degrees. Teeb meem nrog tswj tilting rotors. Yog hais tias koj ntseeg hais tias cov kws txawj, cov kev hloov kho nrog dual bushings tsis tshua muaj. Rotating rings ntawm ntau ntau thiab tsawg yog muab.

Muaj ntau cov kws txawj hais tias lub kheej kheej hom bearings proven. Muaj ntau cov qauv blocker siv los mus sawv ntsug. Yog li, tus nqes hav nyob rau hauv lub yob tshuab yog heev tsawg. Teeb meem nrog tus warp kev hloov kho yog tsis txaus ntshai. Mounted kev hloov kho mas los ntawm hinges.

adapters

Transitional machines yog lug siv nyob rau hauv helicopters los ntawm ntau manufacturers. Yog hais tias koj ntseeg hais tias cov kws txawj, ces cov kev pab cuam ntawm pab kiag li lawm yuav tsum tau classified stability. Tus nqes hav ntawm lub suab yog tswj los ntawm pem hauv ntej ob txhais ceg. Yog hais tias peb ntseeg hais tias cov neeg txawj nyob rau hauv cov phiaj yog tso cai rau siv ib tug me me txoj kab uas hla. Lub limiting kaum sab xis ntawm lub suab nyob rau hauv no hom ntawm kev hloov kho qhov sib npaug 35 degrees.

Cov kabmob nyob rau hauv cov cav tov yog feem ntau yog siv kheej kheej hom. Thaum zoo li no hauv ob sab phlu nyob rau hauv lawv cov tsis tshua muaj heev. Nyias, nws yog ib qho tseem ceeb yuav tau nco ntsoov hais tias muaj kev hloov kho rau gyroplanes. Racks tau siv ib tug elongated lub cev. Daim Hlau feem ntau tsau nyob rau sab saum toj ntawm lub mechanism. Lub cyclic suab ntawm lub nplooj pu yog nyob rau ntawm ib tug tas nplhaib ntau thiab tsawg pab. Thaiv cov hlab ntawm lub bar ntau heev. Nyob rau lub phaj yog tes tsho uas tiv thaiv lub nplooj pu.

Kev hloov kho coaxial nrog lub impeller

Coaxial swash impeller rau konvertoplanov. Tractive quab yuam kev ua qauv yog heev siab heev. Yog hais tias koj ntseeg hais tias cov kws txawj, lub luv luv ntev ntawm lub khib siv. Installation yog nqa tawm nyob rau hauv daim hlau kabmob. Modifications nrog loj adapters yog tsis tshua muaj heev. Lub kaum sab xis ntawm inclination ntawm lub ntsia hlau suab yog feem tsawg tshaj 40 degrees. Muaj ntau tsis siv neeg xauv uas ploj lawm. Installation txheej txheem pab kiag li lawm nqa nyob rau hauv cov rotor. Nyob rau hauv cov ntaub ntawv no, lub tsho yog teev nyob rau hauv ob kab.

Impellers yog siv nrog hinged fasteners uas yog nyob rau hauv lub qis ib feem ntawm cov qauv. Raws li kws txawj, cov traction quab yuam ntawm kev hloov kho nyob rau lub lub cheeb ntawm cov phiaj. Lub cyclic suab ntawm lub nplooj pu ze ze rau qhov luaj li cas ntawm racks uas nyob rau ntawm lub sab ntawm daim hlau uas tsau rings. kheej kheej ntaus bearings nyob rau hauv cov cav tov nrog impeller yog heev. Muaj ntau cov kws txawj cam hais tias lub hloov raug kev txom nyem deflection daim hlau. Lub nqes hav nyob rau hauv lub yob pab kiag li lawm yog loj xwb.

Articulated tsev

Articulated hloov muaj helicopters yog tsis tshua muaj. Traction hwj chim lawv muaj, raws li ib tug txoj cai, yog ib theem siab. Yog hais tias peb tham txog cov shortcomings, nws yog ib qho tseem ceeb hais qhov complex tuav mechanism nrog muaj zog gusts ntawm cua. Yog hais tias koj ntseeg hais tias cov kws txawj, lub rotors yuav tsum tau nyob rau hauv lub Upper ib feem ntawm cov hloov. Yuav kom daws tau cov teeb meem nrog sloping daim hlau ntsia xauv. Ncaj qha tug ncej tas rau lub phaj.

Tswj suab lub yog hais txog 40 degrees. Muaj ntau cov kev hloov no yog ua los tsis muaj kheej kheej bearings. Daim Hlau yog siv los yog tsis muaj overlays. Modifications nrog rooj noj rings tsis tshua muaj. Torque nyob rau high school daim hlau. Racks ntawm me me dav yog siv rau cov fastening. Lub puab rings muaj kev hloov kho ntawm no series muaj peev xwm ntawm tiv hnyav loads. Nws tseem yog nqi sau cia hais tias kev ua lag luam hais kev hloov kho mus rau qhov qis txoj hauj lwm ntawm lub rotors. Nyob rau hauv cov ntaub ntawv no, pem hauv ntej lub rooj siv me me siab thiab yog mounted rau hauv qab no lub tais.

Raws li kws txawj, lub zog ntawm rov qab nyob rau hauv lub tshuab ntawm no series yog heev siab heev. Rau niaj hnub versions, lawv haum zoo. Txawm li cas los, cov disadvantages ntawm xws systems yog tseem tsim nyog xav. Ua ntej ntawm tag nrho - qhov no yog ib tug me me ces kaum ntawm lub suab. Nyob rau kheej kheej bearings muaj ib tug ntau dua load. yob nce mus txog ib tug tshaj plaws nqes hav ntawm 50 degrees. Xauv racks siv heev tsis tshua muaj. Teem tshuab ntawm no hom yog nqa tawm tsuas yog nyob rau hauv lub rotors ntawm hinges.

tsav tsheb ntaus ntawv

Khiav cov cav tov yuav qhia qhov tseeb hais tias lawv muaj peev xwm yuav siv tau nyob rau hauv helicopters thiab nyob rau konvertoplanov. Muaj ntau cov kev hloov uas yog siv rau qhov ntev ob txhais ceg thiab hauv lub thoob plaws phaj. Rotors feem ntau yog nyob rau hauv lub Upper ib feem ntawm lub tshuab. Tilting suab nyob rau hauv cov ntaub ntawv no yog nyob rau hauv dav ntawm lub rooj noj lub nplhaib. Teeb meem nrog tilting propellers muaj kev hloov kho tshwm sim heev tsis tshua muaj.

Tiv tes tsho ntsia saum adapter. Mounting lub rotor yog tsuas yog los ntawm cov hinges. Wherein lub puab rings yog feem ntau siv me me txoj kab uas hla. Lub ntsiab tsim txom nyob rau hauv mechanisms yog raws nraim nyob rau hauv lub khib. Cyclic suab ntawm cov hniav nyob rau hauv tsis siab dhau heev lawm. Nws tseem yog nqi sau cia hais tias lub hloov ntawm no hom yog distinguished zoo blockers. Pob qij txha rau cov cav tov tsis tshua muaj heev.

kev hloov kho Sikorski

Swash Sikorsky yog ib tug txhim khu kev qha thiab check txawv racks. Daim Hlau siv nyob rau hauv cov ntaub ntawv no los ntawm 23 cm. Raws li kws txawj, qhov teeb meem nrog tus nqes hav nyob rau hauv cov suab tshwm sim ncaw. Lub rotors muaj tus qauv yog siab tshaj cov phiaj. Txhim kho lub ntsug yog heev ceev ceev. Muaj ntau cov kws txawj hais tias cov kev hloov ntawm lub yob yuav siv sij hawm qhov chaw heev ntseeg nkaws. Cov nyhuv no twb tiav los ntawm cov installation ntawm me me racks. Tswj suab lub sib npaug 40 degrees.

Pob qij txha yog siv nrog overlays. Kws txawj hais tias lub blockers khib nyob rau hauv cov ntaub ntawv no, ua hauj lwm zoo. Lub disadvantage ntawm kev hloov kho yog pom tias yuav ua tau ib tug me me torque. Nplhaib pab kiag li lawm hnav tawm es sai sai. Tshwj xeeb xim tsim nyog hloov nyob rau hauv lub hinges. Lawv nyob rau hauv lub qis ib feem ntawm cov qauv. Sib txawv daim hlau li tswj heev tsuas.

Nta ntawm cov qauv series MI 8T

Qhov no swash phaj screws siv nyob rau hauv helicopters ntawm txawv series. Rotors tau teem rau ntawm lub nplhaib. swash ua hauj lwm ua los ntawm kev hloov ntawm txoj hauj lwm ntawm lub nplooj pu. Yog hais tias koj ntseeg hais tias cov kws txawj, cov pob bearings mas hnyav loads. Nyob rau hauv cov ntaub ntawv no, lub cyclic suab yog tshuaj zoo kawg nkaus. ntawm lub tshuab bearings yog kheej kheej hom. Ceasing kabmob thaum tilting tshwm sim tsis tshua.

Nyob rau hauv cov ntaub ntawv no, lub coj rings muaj ib tug heev me me. Cov xim, compact hinges. Nyob rau hauv ib tug kev hloov kho ntawm lub rotor yog teem heev nruj nreem. Yeej taw yog nqa tawm ntseeg nkaws, kev coj tus kheej lub load yog faib tusyees. Tswj qaij suab yog 30 degrees. Muaj ntau cov kws txawj hais tias cov phiaj thiab thaum muaj kev kub ceev kom sai sai tswj. Nyias, nws yog ib qho tseem ceeb kom nco ntsoov tias lub siab tshaj plaws nqes hav ntawm lub yob tsis pub tshaj 20 degrees.

ib tug series ntawm kev hloov kho mus rau qhov tsis muaj tus AB-1

Nthuav swash theem distinguished los ntawm cov uas tsis muaj tug ncej. Tswj qaij suab nyob rau hauv cov ntaub ntawv no yog 50 degrees. thrust bearings yog siv rau cov phiaj. Yog hais tias koj ntseeg hais tias cov kws txawj, qhov teeb meem nrog rau cov locking khib yog tsis tshua muaj heev. Phaj nyob rau hauv cov ntaub ntawv no teem rau ntawm 23 cm. Rotors muaj kev hloov kho yog saum toj no tais theem. Tes tsho nyob rau hauv cov ntaub ntawv no yuav kav rau ib ntev lub sij hawm.

Sib txawv phaj yog tshuaj nyob rau ntawm ib theem zoo. Cyclic hniav suab yog tom xwb pillar. Tus nqes hav ntawm lub yob yog 30 degrees. Txhim kho ntsug sau zoo nkauj ceev ceev. kheej kheej ntaus bearings nyob cia li tshaj lub phaj.

Cov kev sib txawv ntawm cov pab kiag li lawm 912

Swash hais series sawv ib tug zoo adapter. Qhov no ntaus ntawv yog ib tug cam mechanism. Txawm li cas los, Symptoms hinges muaj kev hloov kho nyob rau hauv qab ntawm cov kev hloov kho. Bearings yog tsuas yog siv rau ib tug phaj. Nruab ib lub tuaj mas ntev lub sij hawm nws tsis noj tam sim. Tswj lub kaum sab xis ntawm inclination ntawm lub yob yog 25 degrees. Muaj ntau cov kws txawj hais tias tus ntaus ntawv muaj zoo heev stabilization. Tsis tas li ntawd muaj nqis ntsoov teev yog hais tias lub rotating rings yog siv nrog ib lub cheeb ntawm 34 cm.

Tiv tes tsho yog tsuas yog siv rau cov A-tug ncej. Tswj lub yob lub tsis pub tshaj 55 degrees. Prekos teeb meem nrog no tshuab yog txaus ntshai. Fastening kev hloov kho mus rau lub rotor los ntawm standard pob qij txha. Muaj ntau cov kws txawj taw tes kom paub tias cov kev hloov ntawm lub nplooj pu horizontally ceev heev. Xauv lub khib, tus qauv tsis.

Qhov 915 Series qauv

Nthuav swashplate kev hloov kho raws los ntawm lwm loj nqes hav yob. Nws yog hais txog ib tug crank ntaus hom. Rotors nyob nyob rau theem ntawm cov thrust bearings. Yog hais tias koj ntseeg hais tias cov kws txawj, qhov khoob tsis cai skewed. Nyob rau hauv cov ntaub ntawv no, tus tiv thaiv tsho yog nyob rau hauv lub txee thiab dua nws. Khiav tuaj muaj peev xwm ntawm tiv hnyav loads.

Pob qij txha nyob rau hauv cov ntaub ntawv no siv rau cov phiaj no mus. Tswj suab lub sib npaug 55 degrees. Raws li kws txawj, xauv tej hauj lwm zoo. Ntawm cov shortcomings muaj nqis mentioning ceev ceev coj rings. Cyclic suab ntawm lub nplooj pu yog tsis tswj heev ntseeg nkaws. Mounting ntawm hinges ntawm cov neeg pluag. Rau konvertoplanov kev hloov kho ntawm no series yog tsis haum.

Nyob rau hauv ib tug series ntawm kev hloov kho mus rau qhov tsis 920

Nthuav swash nyoob hoom qav taub ua plaub tug ncej zeb. Lawv tig dawb do, limiting yob lub siab sib npaug 35 degrees. Rotors teem nyob rau theem ntawm cov kabmob series. Phaj yog siv nyob rau hauv stainless steel, thiab nws txoj kab uas hla yog 4 cm. Muaj ntau cov kws txawj hais tias cov kev hloov kho yog nqa tawm nrog high-zoo hinges kho thiab txhim kho nws yog heev yooj yim.

Bushings nyob rau hauv cov ntaub ntawv no muaj nyob tsuas tshaj lub tiv thaiv lub nplhaib. Lub limiting lub suab ntawm 50 degrees. Lub rotating nplhaib yog thov los ntawm cov chaw tsim tshuaj paus ntawm 30 cm. Thaiv cov hlab racks ntawm ib tug muab tshuab offline. Ib txhia kws txawj hais tias cov kev hloov kho yuav tsum muaj ntaub ntawv mus rau lub gyro. Nws tseem yog nqi sau cia hais tias tus qauv tsim ob lub pob bearings. prekos cov teeb meem lawv yuav tsis ntshai.

Txawv V922-04 pab kiag li lawm

Qhov no swash nyoob hoom qav taub sawv ib tug loj stabilization phaj. Tsis tas li ntawd muaj nqis ntsoov teev yog tias lub siab tshaj plaws suab lub yog 45 degrees. Nruab ib lub tuaj mas ntev lub sij hawm nws tsis noj tam sim. Yog hais tias peb tham txog cov shortcomings, nws yog ib qho tseem ceeb rau koj nco ntsoov cov uas tsis muaj tsaws phaj. Tswj lub yob lub tsis pub tshaj 50 degrees.

Lub rotating nplhaib yog siv nrog ib lub cheeb ntawm 30 cm. Cov bearings nyob rau hauv lub tshuab uas yog siv tsuas kheej kheej hom. Pob qij txha tsis muaj kev hloov kho. Khib Xauv txheem tsim nyob rau hauv lub phaj. Thrust bearings yog siv tsis tau los. Nruab ib lub kab rov tav vanes tshwm sim sai heev. Tais txawv tshwm sim heev tsis tshua muaj. Nyob rau hauv cov ntaub ntawv no, lub cyclic suab ntawm lub nplooj pu yog adjustable tsis muaj teeb meem.

Nta ntawm tus qauv MI 8

Swashplate nyoob hoom qav taub MI 8 muaj ntau yam zoo. Nyob rau hauv thawj qhov chaw nws yog ib qho tseem ceeb yuav tau nco ntsoov hais tias cov kev hloov kho koom lub adapters. Rotors nyob rau hauv cov ntaub ntawv no nyob rau hauv lub tes tsho theem. Txhim kho lub ntsug yuav siv sij hawm ib tug ntau lub sij hawm. Tswj lub kaum sab xis ntawm yob yog tsis ntau tshaj li 40 degrees. Khiav tuaj muaj peev xwm ntawm tiv hnyav loads. Tsis tas li ntawd muaj nqis ntsoov teev yog hais tias lub swash phaj yog ua Mi-8 nrog kheej kheej bearings. Muaj ntau cov kws txawj taw tes rau tus uas tsis muaj lub dag lub zog ntawm kev txhawb nqa. Nyob rau hauv cov ntaub ntawv no, ib lub phaj siv me me txoj kab uas hla. Tshwj xeeb xim deserves ntaus ntawv me me kaum sab xis ntawm lub suab. Pob nyiaj yug nyob rau hauv cov ntaub ntawv no yog mounted saum toj no rau hauv lub phaj. Fastening cov kev hloov kho yog nqa tawm los ntawm lub rotor. Kho nyob rau hauv cov ntaub ntawv no ib tug me me dav siv. Deflection daim hlau nyob rau hauv loj loads xav pom. Thaum lifting hnyav workload yog qhia precisely rau lub pob bearings.

kev hloov kho tsis series 8-1950-000

8-1950-000 swash phaj yog nyob rau hauv siab thov. Nws tsuas tsis haum rau helicopters, tab sis lub gyros. 8-1950-000 nruab swashplate zoo txhawb nqa posts. Nruab ib lub tuaj mas tshwm sim sai sai. Yog li qhov teeb meem nrog kev hloov kho stabilization phiaj no yuav txaus ntshai. Ib cov kws txawj kuj taw tes rau lub dag lub zog ntawm lub pob khawm mountings.

Rotors nyob rau hauv lub tshuab nyob rau hauv lub khib theem locking. Pob qij txha yog nyob rau hauv tus txheej txheem nplhaib. Yog hais tias peb tham txog kev ua tau zoo, tus txawj kaum sab xis ntawm lub suab sib npaug 35 degrees. Phaj 1950 nyob rau hauv swashplate mounted 22 cm nyob rau hauv txoj kab uas hla. Qhov siab tshaj plaws kaum sab xis ntawm inclination yog 40 degrees. Cyclic hniav suab yuav tau tom heev ntseeg nkaws.

Txawv pab kiag li lawm 8-1975-000

Qhov no high-quality cam swash nyoob hoom qav taub. Cov kev khiav hauj lwm hauv paus ntsiab lus ntawm lub ntaus ntawv yog ua rau ib tug variation ntawm lub kaum sab xis ntawm inclination ntawm lub nplooj pu. Yog hais tias peb tham txog cov nuj nqis, lub lub cheeb ntawm lub phaj yog sib npaug zos rau xwb 34 cm. Rotors muaj nyob rau ntawm lub kheej kheej kabmob theem.

Kev hloov kho yog muaj peev xwm sawv ntawm tiv hnyav loads. Txawm li cas los, nws yog ib qho tseem ceeb kom nco ntsoov tias lub siab tshaj plaws yob lub yog tsawg tshaj li 40 degrees. Khib Xauv tsis tuaj kawm ntawv nyob rau hauv cov ntaub ntawv no. Tshwj xeeb mloog yog muab ib tug compact pob tau cov kabmob. Teeb meem nrog sib ntswg nws tsis txaus ntshai. Nruab ib lub tuaj mas nws tshwm sim sai heev.

Rau kev haum ntawm lub cyclic suab ntawm lub nplooj pu siv pem hauv ntej them nyiaj yug. Rau konvertoplanov kev hloov kho ntawm no series yog tsis haum. Articulated kho nws nyob rau hauv lub phaj. Cov kev tiv thaiv lub nplhaib yog tsau mus rau kev hloov kho nyob rau hauv lub tes tsho. Pluaj rau lub npas ob leeg ris tawm heev maj mam. Rau gyroplanes lub swash phaj yog tsis haum.