Patent ID: 9403385
Filing Date: 2016-08-02
CPC Classification: B41J

Claim Text:
1. A handheld printer comprising: a battery power supply; a platen roller configured to feed said print-receiving paper; a thermal line head configured to perform desired printing on a print-receiving paper fed by said platen roller; a power key for turning the power supply on and off; at least one function key for causing said handheld printer to execute a predetermined function, disposed adjacently to said power key; a first reaction force applying member configured to apply a reaction force in response to a pressing force of said power key; a second reaction force applying member configured to apply a reaction force in response to a pressing force of said function key; and a substantially right-angled parallelepiped shaped housing, said housing including: a top cover; an undercover; a cover member; an insertion slot formed between said top cover and said cover member; and a discharging slot formed between said cover member and said undercover, said power key and said function key being provided on said top cover, said function key being disposed adjacently to said power key, said power key and said function key being arranged along a direction, that extends from said insertion slot towards said discharging slot on a surface of said top cover, and the reaction force by said first reaction force applying member being larger than the reaction force by said second reaction force applying member.