首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Power transmitting mechanism
摘要
申请公布号
US2307475(A)
申请公布日期
1943.01.05
申请号
US19410420953
申请日期
1941.11.29
申请人
RADIO CORPORATION
发明人
UNDERHILL JOSEPH L.
分类号
G11B19/265
主分类号
G11B19/265
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AUTOMACTIC PRODUCTION APPARATUS FOR PRINT WIRE PLATE
METAL MOLD DIE
Suspension for road vehicle - has arm pivoted on body with ball and seating at each end, and ball seated wheel support
FREIN A CHUTE DE SECURITE
PALE FLEXIBLE ET AEROGENERATEUR A AXE VERTICAL COMPORTANT DE TELLES PALES
UTILISATION DE CARBURE DE SILICIUM COMME ADDITION DANS LE CUBILOT
Cement crusher using ultrasonic signals - has plate housed inside vessel and supporting transducers to which are fed alternating signals
ADAPTATEUR POUR LAMPE A DECHARGE A ARC DE HAUTE INTENSITE
Rotating filter drum for slurry dewatering - incorporating a cake squeezing appts. and filter sheet cleaning arrangement
Hair clipper with inbuilt vacuum cleaner - has electric motor in hollow handle connected to vacuum source to remove cut hair
Selecting numbers for game - by marking numbers to forty nine on concentric rings which are staggered for individual selection by spinning pointer
RF oscillator with varactor tuning diode - has transistor base connected via capacitor to inner conductor of cavity
Rack mechanisms for parting two mobile tool blocks simultaneously - with sufficient control to avoid shock and damage as the tool faces meet
Movement detection and alarm system - uses IR and ultrasonic detectors in combination with correlator
Electrical indication of metallic swarf in channelling - is provided by probe sensing passage of current through swarf
Electromagnetic relay with hair pin shaped leads - is for movable contacts which have current supplied by spring with support by insulating element (NL 28.12.78)
Square loop polycrystalline ferrite compsn. - contg. cobalt, zinc and iron oxides prepared by calcining pressing and sintering, with a final heat treatment
Microfilm road map reader used in road vehicle - has film enclosed in transparent envelope which can be displaced in front of optical system
Torque transmitter with belt on fixed and movable pulley halves - has roughened portion on at least one half disc
Prefabricated plaster board unit for lining wall and ceiling - is of symmetrical trapezoidal section and fixed by grooves engaged by guide bars