Sikoshi tepu.O ti ṣe ni ọdun 1928 nipasẹ Richard Drew ni St. Paul, Minnesota.Teepu alemora gẹgẹbi ipa rẹ ni a le pin si: teepu alemora iwọn otutu ti o ga, teepu alemora apa meji, teepu alemora idabobo, teepu alemora pataki, teepu alemora titẹ titẹ, teepu alemora gige gige, ipa ti o yatọ fun awọn aini ile-iṣẹ oriṣiriṣi.