接地一号电动喷气概念
由于这种事情所需的电池的重量和大小，大多数电动飞机概念仍然保持这种概念。工业设计师Michal Bonikowski的Earther One概念旨在通过摩擦克服这一限制。安装在机翼中的摩擦电纳米发电机将利用结构的振动和机翼弯曲所产生的摩擦来产生为少数小型电动机提供动力所需的能量。结果，飞行器的电池仅需要为起飞和降落提供动力。 Bonikowski声称，尽管目前尚无计划在实际环境中测试该想法，但这种系统已经足够有效以使该想法可行。
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Smart Rope Jump Rope
Jumping rope is one of the best ways to burn calories, and now you can train and track at the same time with this smart rope. The rope combines form and function with comfortable 45 degree angled handles to help make this age-old workout more interesting. Other ropes on the market provide tracking, but none have a strand of bright white LEDs that are visible while you're jumping. View jump counts, calories burned, or the duration of your workout as the rope swings in front of you. All the data is then transmitted via Bluetooth to a smartphone app — meaning all you have to supply is some sweat and an epic workout soundtrack.
Sizing:
Medium 101 inches / 258 cm
Large : 107 inches / 274 cmBattery:
Full charge in 2 hours / 36 hours of use / Lithium Polymer Battery
Connectivity:
Bluetooth 4.0 LE two-way communication with smartphone
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![Smart Rope Jump Rope]( "Smart Rope Jump Rope")
Smart Rope Jump Rope
Jumping rope is one of the best ways to burn calories, and now you can train and track at the same time with this smart rope. The rope combines form and function with comfortable 45 degree angled handles to help make this age-old workout more interesting. Other ropes on the market provide tracking, but none have a strand of bright white LEDs that are visible while you're jumping. View jump counts, calories burned, or the duration of your workout as the rope swings in front of you. All the data is then transmitted via Bluetooth to a smartphone app — meaning all you have to supply is some sweat and an epic workout soundtrack.
Sizing:
Medium 101 inches / 258 cm
Large : 107 inches / 274 cmBattery:
Full charge in 2 hours / 36 hours of use / Lithium Polymer Battery
Connectivity:
Bluetooth 4.0 LE two-way communication with smartphone
美国宇航局卡车司机帽
美国国家航空航天局在其整个历史中使用的标识和符号几乎与其成就一样具有标志性。这款黑色卡车式网帽采用其着名的标志设计，于1975年设计，绰号为“蠕虫”。该徽标于1992年退役，并用金色文字刺绣熨斗贴片装饰这顶帽子。这款5面板，高廓形后背帽采用轻质透气设计，为您的休闲外观增添怀旧气息。
