Don yankan itacen Chainsaw

Ɗaya daga cikin farkon haƙƙin mallaka na "sarkin sarkar mara iyaka" wanda ya ƙunshi jerin hanyoyin haɗin da ke ɗauke da hakora an ba Frederick L. Magaw na Flatlands, New York a 1883, a fili don manufar samar da alluna ta hanyar shimfiɗa sarkar tsakanin ganguna masu tsinke.An bai wa Samuel J. Bens na San Francisco wani patent daga baya wanda ya haɗa da firam ɗin jagora a ranar 17 ga Janairu, 1905, manufarsa ita ce faɗuwar giant redwoods.Mawallafin mill na Kanada James Shand ya ƙirƙira shi kuma ya ƙirƙira shi a cikin 1918.Bayan da ya ƙyale haƙƙinsa ya ɓace a cikin 1930, abin da ya zama kamfanin Jamus Festo a 1933 ya haɓaka ƙirƙirarsa. Kamfanin, wanda yanzu yake aiki a matsayin Festool, yana kera kayan aikin wutar lantarki.Sauran masu ba da gudummawa mai mahimmanci ga chainsaw na zamani sune Joseph Buford Cox da Andreas Stihl;na karshen ya ba da izini kuma ya ƙera sarkar lantarki don amfani da su akan wuraren bucking a cikin 1926 da chainsaw mai amfani da mai a 1929, kuma ya kafa kamfani don samar da su da yawa.A shekara ta 1927, Emil Lerp, wanda ya kafa Dolmar, ya ƙera chainsaw na farko a duniya mai amfani da fetur kuma ya samar da su.

Yaƙin Duniya na Biyu ya katse isar da sarƙar sarƙoƙin Jamus zuwa Arewacin Amurka, don haka sabbin masana'antun suka taso, ciki har da Industrial Engineering Ltd (IEL) a cikin 1939, magabatan Pioneer Saws Ltd da wani ɓangare na Kamfanin Outboard Marine Corporation, wanda ya fi tsufa kera sarƙar a Arewa. Amurka.

A cikin 1944, Claude Poulan yana kula da fursunonin Jamus suna yanke itacen itace a Gabashin Texas.Poulan ya yi amfani da tsohuwar katangar babbar mota kuma ya ƙera ta zuwa wani yanki mai lanƙwasa wanda aka yi amfani da shi don jagorantar sarkar.“Jagorar baka” yanzu ta ba da izinin yin amfani da chainsaw ta hanyar mai aiki guda ɗaya.

McCulloch a Arewacin Amirka ya fara samar da sarƙoƙi a cikin 1948. Na'urorin farko sun kasance masu nauyi, na'urori na mutum biyu tare da dogon sanduna.Sau da yawa, sarƙoƙi suna da nauyi sosai har suna da ƙafafu kamar ja.Sauran kayayyaki sun yi amfani da layukan tuƙi daga rukunin wutar lantarki don fitar da sandar yanke.

Bayan Yaƙin Duniya na Biyu, gyare-gyaren aluminium da injin injin sun haskaka sarƙoƙi har zuwa inda mutum ɗaya zai iya ɗaukar su.A wasu wurare, an maye gurbin sarƙoƙi da ma'aikatan skidder da ƙwanƙwasa da mai girbi.

Chainsaws kusan gaba ɗaya sun maye gurbin sawaye masu ƙarfi da ɗan adam a cikin gandun daji.An yi su da yawa masu girma dabam, daga ƙananan igiyoyi na lantarki da aka yi nufi don amfani da gida da lambun, zuwa manyan saws na "lomberjack".An horar da membobin rukunin injiniyoyin sojoji don amfani da sarƙoƙi, haka nan ma'aikatan kashe gobara don yaƙar gobarar daji da hura iska ta gobarar tsarin.

Ana amfani da manyan nau'ikan sarƙoƙi guda uku: fayil ɗin hannu, chainsaw na lantarki, da mashaya.

Stihl ne ya kirkiro sarkar lantarki ta farko a shekarar 1926. Ana samun siyar da sarkar sarkar a tsakanin jama'a tun daga shekarun 1960 zuwa gaba, amma wadannan ba su taba samun nasara a kasuwanci ba kamar na tsofaffin nau'in iskar gas saboda iyakacin iyaka, dogaro kan kasancewar wani abu. soket na lantarki, tare da lafiya da haɗarin lafiyar kusancin ruwan wuka da kebul.

Ga mafi yawan farkon ƙarni na 21 masu sarrafa sarƙar man fetur sun kasance nau'in na yau da kullun, amma sun fuskanci gasa daga sarƙoƙi na baturin lithium mara igiyar ruwa daga ƙarshen 2010 zuwa gaba.Kodayake yawancin sarƙoƙi marasa igiya ƙanana ne kuma sun dace da shinge shinge kawai da tiyatar bishiya, Husqvarna da Stihl sun fara kera manyan sarƙoƙi don yanke katako a farkon 2020s.Sarkar saƙar batir ya kamata a ƙarshe ganin ƙarar kasuwa a California saboda ƙuntatawa na jihohi da aka shirya aiwatarwa a cikin 2024 akan kayan aikin lambu da iskar gas.

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Lokacin aikawa: Satumba-17-2022