| 摘要 |
FIELD: weight measuring equipment. SUBSTANCE: invention refers specifically to spring balance. Balance has body with axle, spring, scale indicator and hook. Indicator is attached to body. Scale is applied on to tape wound on drum placed inside body on axle. One end of tape if fixed on drum, the other end carries hook. Spring is manufactured in the form of spiral and is placed inside drum. One end of it is attached to axle of body, the other end - to drum. EFFECT: enhanced measurement accuracy with simultaneous reduction of weight and dimensions. |
