Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
R S VON PONCET GLASHUTIENWERKE A G
Original Assignee
R S VON PONCET GLASHUTIENWERKE A G
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by R S VON PONCET GLASHUTIENWERKE A GfiledCriticalR S VON PONCET GLASHUTIENWERKE A G
Priority to ES0002273UpriorityCriticalpatent/ES2273U/en
Publication of ES2273UpublicationCriticalpatent/ES2273U/en
Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms
(AREA)
Containers And Packaging Bodies Having A Special Means To Remove Contents
(AREA)
Abstract
Improved eyedropper, characterized in that the bottle (1) thereof is provided with a stopper (2), which has two channels (3 and 4) of different diameters and lengths and exactly calculated according to the physical laws of the surface tension of liquids inside tubes of different diameters, therefore, the air enters the interior of the bottle through the channel of greater diameter and length (3) and the liquid comes out simultaneously drop by drop through the other perforation (4). (Machine-translation by Google Translate, not legally binding)
ES0002273U1934-01-121934-01-12Perforated dropper (Machine-translation by Google Translate, not legally binding)
PendingES2273U
(en)