Hourglass har yanzu faruwa

Za ka san yadda za, fara daga XV karni, matuƙan auna lokaci? Na'am, sun za a iya shiryar da rana ko taurari ba, amma mafi m, m, kuma ba makawa da makami a jirgin - hourglass. Sundial iya nuna lokacin, kawai a kan wata hujja rana, da kuma kawai a yankin a cikin abin da jirgin ruwa da aka located, da kuma yashi - a real ceto ga Mariners.

A wani jirgin ko da yaushe yana akalla uku na ƙaddarãwar kayan aiki: hudu - yayin da sun jawo wani watch, minti daya da kuma dakika 30. Tare da na karshe biyu dabara gudun da jirgin ruwan.

Shi ne daga nan ya fara gwada lokaci al'ada "flasks" da kalmar "duka kwalban" da aka ci da gumi. Watch, wanda musamman bi shaidar wani hourglass, na juya da rabin awa naúra da kuma bugawa da jirgin ta kararrawa.

Amma akwai hourglass da yawa a baya fiye da a cikin XV karni. Su aiki manufa da aka sani tun kafin mu zamanin. Tun lokacin Archimedes akwai nassoshi kwalban-hours. Mafi m, ma'ana yashi.

Classic agogon irin wannan ne biyu juna kunkuntar wuyansa gilashin jirgin ruwa, lazimta a barga katako, tsayawar. Dangane da tsawon lokacin da ji a daya daga cikin tasoshin da aka cika da wani adadin yashi.

A yammacin Turai kasashe sun fara magana game da irin wannan sa'o'i a farkon na XIV karni, a lokacin da Faransa samu a hanyar shirya mafi kyau na yashi domin su. Yana da aka finely sieved foda na baki marmara, Boiled a ruwan inabi kuma da dried a rana. Amma da kwan fitila iya cika kuma aka niƙa eggshells, da kuma gubar oxide ko tin.

Hours yashi bayyana a Turai marigayi, amma suna azumi isa Suka yada da kuma zama mai farin jini saboda da sauki, AMINCI, ikon auna lokaci a kowane lokaci da kuma farashin. Su ne kawai drawback - a takaice in mun gwada span. Mafi sau da yawa da suka za a iya auna da wani lokaci daidai rabin awa ko awa. Muhimmanci kasa na kowa Agogon, auna da rata a 3 ko 4 hours, da kuma sosai da wuya zo fadin wata babbar, gigantic size na naúra, lasafta a karfe 12 "bi da bi."

Kira hourglass mafi m ji na lokacin, kamar yadda za ka iya a wannan babu shakka. Bayan duk, na farko na duk daidaituwa dogara a kan ingancin da yashi, wanda aka samar da wani musamman fasahar, daga ta uniform hatsi size da kuma flowability. Ba na karshe rawa da kwan fitila siffar, m budewa a cikin wuyansa, da smoothness na ciki ganuwar.

Af, mafi m sakamakon ba da Agogon, flasks wanda suna cike da yashi gubar da ciwon more uniform hatsi. Ko bayan shafe tsawon amfani na irin wannan yashi ba tõno ciki bango na gilashi ambulan kuma ba su warware smoothness, wanda babu shakka shafi ji daidaito. ko da yake "Babu wani abu yana har abada", da kuma hourglass tare da sau, kuma, ya zo daga tsarin.

Har kwanan nan, wannan naúrar na lokaci ji amfani yadu isa. Don gyara short tarho tattaunawa da shi da aka yi amfani da tarho musayar amfani a cikin ɗakin shari'a a lokacin fitina, kuma ko da amfani a samar.

Yanzu, lokacin da yankan shawara inda saya da hourglass, mu sau da yawa kama a kyauta shop. Saboda yanzu da suka saba amfani da ko a gida, ko a matsayin tsarabobi. Wadannan watches za a iya amfani da a kitchen a matsayin mai židayar lokaci, ko a ofisoshin magani, ko yayin wata ziyara a cikin solarium, sauna ko wanka. Wannan na'urar ne Popular tare da yara, da kuma tare da taimakon, har irin wannan m hygienic hanya kamar yadda brushing ka hakora, za a iya juya a cikin wani fun kuma m game.

Af, akwai a yanzu lantarki versions na wannan "lokaci mita" cewa za a iya amfani ba kawai a matsayin m abu, kamar wani sabon abu yashi Service, amma kuma a matsayin asali kashi na ciki. Sand model aka sanya a jikin masu daraja itace, ado da sassaka da m ado, wani lokacin encrusted da duwatsu masu daraja. Kuma irin wannan tebur Agogon iya zama cikin haske haskaka daga cikin ciki.