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
Clod crumbler.
摘要
<p>A crumbler roller device 10 comprises two co-axial soil-engaging rotors 12,13 mounted one within the other and drive means operative to drive the inner rotor 12 at a different rotational speed to the outer rotor 13.</p>
申请公布号
EP0305056(A2)
申请公布日期
1989.03.01
申请号
EP19880307038
申请日期
1988.07.29
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
COPE, RICHARD EDWARD
分类号
A01B27/00;A01B29/04;A01B49/02
主分类号
A01B27/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
DEVICE FOR CONTROLLING GAS FLOW INTO VESSELS
INJECTION SITE
READILY ACTIVATED HYPODERMIC SYRINGE
PROCESS FOR THE PREPARATION OF COATINGS
VENTILATION DIFFUSER
WEAR LINERS FOR ABRASIVE-MATERIAL HANDLING EQUIPMENT
SYNC TRANSMISSION METHOD AND APPARATUS FOR HIGH FREQUENCY PULSED NEUTRON SPECTRAL ANALYSIS SYSTEMS
SEMICONDUCTOR DEVICE AND METHOD OF ENVELOPING THE SEMICONDUCTOR DEVICE
LINEAR ACCELERATORS OF CHARGED PARTICLES
SONIC MEASURING SYSTEM
MACHINE TOOL GAP ELIMINATOR
WARNING METHOD AND SYSTEM FOR ROAD SIGNALLING WITH AUTHORIZED SPEED DISPLAY
MINIMIZING LAMP FLICKER AND BLOWER SPEED VARIATION IN A MICROWAVE OVEN EMPLOYING DUTY CYCLE POWER LEVEL CONTROL
LAMINAR BATTERY WITH TERMINALS ON THE SAME SIDE
NOISE SUPPRESSION ELECTRODE PROVIDED WITH A ROTOR OF DIELECTRIC MATERIAL
COAL COMBINE
PROCESS FOR THE PREPARATION OF DIALKYL OXALATES
AMIDINO-PHOSPHORIC ACID THIOL ESTERS FOR COMBATING PESTS
ELECTRIC GAS DISCHARGE LAMP WITH CERAMIC END PLUG
PROCESS AND DEVICE FOR THE MANUFACTURE OF ANNULAR OR TUBE-SHAPED METALLIC WORKING PIECES