Jakar Jirgin Jirgin Fasinja: Tsawon Shekaru 30 Ceto Rayuwa

A lokacin Nunin Mota na Frankfurt na 1987 ne Mercedes-Benz ya gabatar da jakan iska na fasinja na gaba a cikin S-Class (W126), bayan kuma ya gabatar da jakar iska ta direba a 1981. Ya buga kasuwa sosai a farkon 1988 kuma a cikin faɗuwar wannan shekarar zai zama W124 - E-Class na gaba - don karɓar shi.

Gwajin haɗari zai tabbatar da fa'idodin sabuwar na'urar aminci mai wucewa. Haɗin bel ɗin kujera mai maki uku tare da bel ɗin pretensioner da ƙari na jakar iska ya ba da damar rage haɗarin rauni ga ƙirji da shugaban mazaunin gaba da kusan kashi uku (33.33%).

jakar iska ta XL

A kan W126, jakar iska ta fasinja na gaba za a saka a cikin sashin safar hannu kuma za ta ƙara wani nauyin kilo biyar a cikin kunshin, tare da kilo uku a gefen direban, wanda aka sanya a kan sitiyarin. Dalilin karin nauyin ya kasance saboda buƙatar jakar iska ta kusan ninki uku - lita 170 akan lita 60 na direba - don rufe mafi girman tazara tsakanin kan fasinja da jakar iska.

Tsarin kanta, duk da haka, ya yi amfani da abubuwa iri ɗaya. Na'urar firikwensin tasiri da aka ɗora sama da akwatin gear, na'urar da ke samar da iskar gas a cikin jakar iska da kuma ƙaƙƙarfan mai daɗaɗawa - da aka samar ta ƙananan sassa waɗanda suka kunna don samar da cakuda wanda nan da nan ya kumbura jakar iska. An inganta siffar "kushin iska" don kare fasinja na gaba daga bugun kayan aiki da A-ginshiƙi a yayin da aka yi karo.

Amfanin wannan na'urar aminci ba ta da tabbas kuma a cikin 1994 ta riga ta kasance daidaitattun kayan aiki akan duk motocin Mercedes-Benz.

Jakar iska, jakunkunan iska a ko'ina

Gabatar da jakunkunan iska na gaba, don direba da fasinja, zai zama farkon labarin. Juyin halitta na fasaha ya haifar da rage ƙarancin kayan aikin da ke sama, wanda ya kai ga shigar da shi a wasu sassan motar.

Don haka, jakar iska ta gefe ta fito da alamar Star a cikin 1995; a cikin 1998 ya bayyana don tagogin gefe; a cikin 2001 gefe jakar iska don kai da kirji; a 2009 don gwiwoyi; a cikin 2013 don kai da ƙashin ƙugu, bel ɗin kujera da bangarorin wurin zama; kuma a ƙarshe daidaita jakunkunan iska don direba da fasinja tare da hauhawar farashi mai hawa biyu da mai jinkirtawa, ya danganta da tsananin tasirin da matsayin wurin zama a cikin abin hawa.