Lawm rooj tog hinges yog cov khoom zoo thiab ruaj khov, nrog tus qauv zoo nkauj thiab niaj hnub. Lawv yog tsim los ntawm cov ntaub ntawv zoo tshaj plaws thiab tau tsim kom ntev, nrog rau kev tsim kho kom ruaj khov thiab ruaj khov uas tua
Aosite, txij 1993
Lawm rooj tog hinges yog cov khoom zoo thiab ruaj khov, nrog tus qauv zoo nkauj thiab niaj hnub. Lawv yog tsim los ntawm cov ntaub ntawv zoo tshaj plaws thiab tau tsim kom ntev, nrog rau kev tsim kho kom ruaj khov thiab ruaj khov uas tua
Lub pob khawm yog ib qho khoom siv uas tso cai rau kev txav ntawm lub qhov rooj lossis lub rooj vag nyob ib ncig ntawm qhov chaw ruaj khov. Nws yog tsim los muab peb-dimensional adjustability, tso cai rau kev sib tw thiab kev ua haujlwm zoo. Lub pob khawm kuj tseem muaj cov txheej txheem cushioning uas muab qhov muag muag, du kaw, tiv thaiv kev puas tsuaj rau lub qhov rooj lossis ncej. Qhov no peb-dimensional adjustability thiab buffering kaw yam ntxwv ua hinges yog ib qho tseem ceeb ntawm kev tsim kho thiab engineering. Lawv tau siv dav hauv cov qhov rooj, qhov rais, rooj vag, thiab ntau lwm yam kev siv, ua kom muaj kev nyab xeeb thiab yooj yim rau kev siv rau ntau hom kev nkag mus. Nrog lawv lub peev xwm los muab kev ua haujlwm du thiab meej, hinges tau dhau los ua ib feem tseem ceeb ntawm txhua qhov kev tsim vaj tsev niaj hnub lossis engineering.