02 सित॰ 2026 को प्रकाशित · हमने 04 सित॰ 2026 को पुष्टि की कि यह अभी भी लाइव है
US$ 250 – US$ 750 प्रति परियोजना
I'm seeking a specialized piece of machinery to create waves in a waterbed mattress. The mechanism should ideally be a crank and slider, converting circular motion to an up-and-down motion, repeatedly pushing down on the mattress. It needs to run for up to 9 hours. Key Requirements: - Electric power source - Whisper-quiet operation (20-30 dB maximum) - Cord length of 270 inches with an in-line on-off switch - A combination of metal and plastic materials Ideal Skills and Experience: - Mechanical engineering expertise - Experience with quiet electric motors - Proficiency in designing with metal and plastic materials - Ability to create custom, reliable machinery Please provide a detailed proposal, including relevant experience and estimated timelines.
पूरी नौकरी देखने और आवेदन करने के लिए एक मुफ़्त खाता बनाएं।
