US1988852A - Closure for containers - Google Patents

Closure for containers Download PDF

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Publication number
US1988852A
US1988852A US661005A US66100533A US1988852A US 1988852 A US1988852 A US 1988852A US 661005 A US661005 A US 661005A US 66100533 A US66100533 A US 66100533A US 1988852 A US1988852 A US 1988852A
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US
United States
Prior art keywords
cap
abutment
neck
bottle
dropper
Prior art date
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.)
Expired - Lifetime
Application number
US661005A
Inventor
Thomas W Miller
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.)
Faultless Rubber Co
Original Assignee
Faultless Rubber Co
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 Faultless Rubber Co filed Critical Faultless Rubber Co
Priority to US661005A priority Critical patent/US1988852A/en
Application granted granted Critical
Publication of US1988852A publication Critical patent/US1988852A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/02—Burettes; Pipettes
    • B01L3/0282—Burettes; Pipettes mounted within a receptacle

Definitions

  • a combined bottle closure andliquid dropper comprising: a cap member adapted to engage the neck of a bottle and having a projecting neck portion provided with an abutment extending about the same, sealing means disposed within said cap member, carrying a dropper tube, and cooperable with said cap and said bottle neck to eilect sealing engagement therebetween and a yleldable bulb communicating with said dropper tube and having an abutment interengaging with the abutment on the projecting neck portion of said cap member.
  • a combined bottle closure and liquid dropper comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extending about the same and an adjacent taperedsection; sealing means disposed within said cap member, carrying a dropper tube. and cooperable with said cap and said bottle neck to effect sealing engagement therebetween, and a yieldable bulb' communicating with said dropper tube and having an abutment interengaging with' the abutment on the projecting neck portion of said cap member, and a tapered section facilitating application of said bulb to said neck portion, and engageahle-with the tapered section of said projecting neck portion.
  • a combined bottle closure and liquid dropper comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extend-.
  • sealing means disposed within said cap member and composed of soft rubber treated to render the same resistant to any deleterious action by contact with contents of said bottle, said sealing means carrying a dropper tube, and cooperable with said cap and said bottle neck to effect sealing engagement therebetween, and a bulb of soft rubber communicating with said dropper tube and having an abutment interengatin with the abutment on the projecting neck portion of said cap member, and a tapered section facilitating application of said bulb to said neck portion, and enmeable with the tapered section of said projecting neck portion.
  • a combined bottle closure and liquid dropper comprising: a cap member adapted to engagetheneckofabottlaseallngmea'nscarrying adroppertubeandcooperablewithsaidcap and said bottle neck to eifect sealing en a ement therebetween, and a yieldable bulb communicating with said dropper tube, said cap member communicating with the interior of said bulb and having acavity the walls of which are de- Dressed toward the of said bulb.
  • Acombinedbottteclosureandliqulddrovper comprising: ahardrubbercap adaptedto ntabottleneckhavlngabulbofscftmbber' extending externally thereof and connected to theexteriorportionof saidcap,andasealing memberofsoftrubberdisposedwithinsaidcap and connected to the interior thereof and carrying a dropper tube, said sealing member and said cap being apertured to afford communication between said bulb and said dropper tube.
  • a combined b'ottle closure and liquid dropper comprising: a cap member adapted to encenter to facilitate draining theneckefabottleandhavinaaprojecb extending about the interior thereof; sealing means disposed within said cap member and having an abutment cooperable with the interior abutment of said cap, said sealing means being operable to effect sealing engagement between said cap and said bottle neck, and carrying a dropper tube adapted to project into the bottle neck, and a yieldable bulb communicating with said dropper tube and having an abutment n sagins with the exterior abutment on the projecting neck portion of said cap member.
  • a combined bottle closure and liquid dropper comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extending about the exterior thereof, and an abutment extending about the interior thereof; sealing means disposed within said cap member and having an abutment cooperable with the interior abutment 'of said cap, said sealing means being operable to effect sealing engagement between said cap and said bottle neck, and carrying a dropper, tube adapted to project into the bottle neck, and a yieldable bulb communicating with said dropper tube and having an abutment interengaging with the exterior abutment on the projecting neck portion of said cap member, said cap member and said sealing means communicating with the interior of said bulb and each having an aperture the walls of which are depressed toward the center, said apertures oooperating to form a cavity to facilitate draining adjacent tapered section extending about theexterior thereof, and an abutment and a tapered portion extending about the interior thereof; sealing means disposed within said cap member, composed
  • a combined bottle closure and liquid dropper comprising: a cap, adapted to be secured to the neck of a bottle; sealing means. disposed within said cap and cooperable with said cap and said bottle neck to cited; sealing engagement therebetween when said cap is assembled on said neck; a dropper tube, carried by said to indraw fluid into said dro per-tube and discharge said fluid from said tube.
  • a combined bottle closure and liquid dropper comprising: a cap, adapted to be secured to the neck of a bottle, and having an outwardlyi'a'cing abutment; sealing means, disposed within said cap and cooperable with said cap and said bottle neck toeflect sealing engagement therebetween when said cap is assembled on said neck; a dropper tube, carried by said sealing means; and a bulb, independent of said sealing means, communicating with said dropper tube to indraw fluid into said tube and discharge

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  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Closures For Containers (AREA)

Description

Jan. 22, 1935. T. w. MILLER CLOSURE FOR CONTAINERS I Filed March 16, 1933" J x f IN V14 T0 .AT TO K uuz za yieldable bulb carried by said cap member and communicating with said dropper tube.
2. A combined bottle closure andliquid dropper, comprising: a cap member adapted to engage the neck of a bottle and having a projecting neck portion provided with an abutment extending about the same, sealing means disposed within said cap member, carrying a dropper tube, and cooperable with said cap and said bottle neck to eilect sealing engagement therebetween and a yleldable bulb communicating with said dropper tube and having an abutment interengaging with the abutment on the projecting neck portion of said cap member. v
3. A combined bottle closure and liquid dropper, comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extending about the same and an adjacent taperedsection; sealing means disposed within said cap member, carrying a dropper tube. and cooperable with said cap and said bottle neck to effect sealing engagement therebetween, and a yieldable bulb' communicating with said dropper tube and having an abutment interengaging with' the abutment on the projecting neck portion of said cap member, and a tapered section facilitating application of said bulb to said neck portion, and engageahle-with the tapered section of said projecting neck portion.
4. A combined bottle closure and liquid dropper, comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extend-.
ing about the same and an adjacent tapered section; sealing means disposed within said cap member and composed of soft rubber treated to render the same resistant to any deleterious action by contact with contents of said bottle, said sealing means carrying a dropper tube, and cooperable with said cap and said bottle neck to effect sealing engagement therebetween, and a bulb of soft rubber communicating with said dropper tube and having an abutment interengatin with the abutment on the projecting neck portion of said cap member, and a tapered section facilitating application of said bulb to said neck portion, and enmeable with the tapered section of said projecting neck portion.
5. A combined bottle closure and liquid dropper, comprising: a cap member adapted to engagetheneckofabottlaseallngmea'nscarrying adroppertubeandcooperablewithsaidcap and said bottle neck to eifect sealing en a ement therebetween, and a yieldable bulb communicating with said dropper tube, said cap member communicating with the interior of said bulb and having acavity the walls of which are de- Dressed toward the of said bulb.
.s. Acombinedbottteclosureandliqulddrovper, comprising: ahardrubbercap adaptedto ntabottleneckhavlngabulbofscftmbber' extending externally thereof and connected to theexteriorportionof saidcap,andasealing memberofsoftrubberdisposedwithinsaidcap and connected to the interior thereof and carrying a dropper tube, said sealing member and said cap being apertured to afford communication between said bulb and said dropper tube.
'7. A combined b'ottle closure and liquid dropper. comprising: a cap member adapted to encenter to facilitate draining theneckefabottleandhavinaaprojecb extending about the interior thereof; sealing means disposed within said cap member and having an abutment cooperable with the interior abutment of said cap, said sealing means being operable to effect sealing engagement between said cap and said bottle neck, and carrying a dropper tube adapted to project into the bottle neck, and a yieldable bulb communicating with said dropper tube and having an abutment n sagins with the exterior abutment on the projecting neck portion of said cap member.
8. A combined bottle closure and liquid dropper, comprising: a cap member adapted to engage the neck of a bottle and having a projecting portion provided with an abutment extending about the exterior thereof, and an abutment extending about the interior thereof; sealing means disposed within said cap member and having an abutment cooperable with the interior abutment 'of said cap, said sealing means being operable to effect sealing engagement between said cap and said bottle neck, and carrying a dropper, tube adapted to project into the bottle neck, and a yieldable bulb communicating with said dropper tube and having an abutment interengaging with the exterior abutment on the projecting neck portion of said cap member, said cap member and said sealing means communicating with the interior of said bulb and each having an aperture the walls of which are depressed toward the center, said apertures oooperating to form a cavity to facilitate draining adjacent tapered section extending about theexterior thereof, and an abutment and a tapered portion extending about the interior thereof; sealing means disposed within said cap member, composed of soft rubber treated to render the same resistant-to any deleterious action by contact with contents of said bottle, and having an abutment and a tapered portion cooperable with the interior abutment and tapered portion of said cap, said sealing means being operable to effect sealing engagement between said cap and said bottle neck, and carrying a dropper tube adapted to project into the bottle neck, and a dome-shaped soft rubber bulb communicating with said dropper tube and having an abutment interengsging with the exterior abutment on the projecting neck portion of said cap member, and a tapered section facilitating application of said bulb to said neck portion, and engageable with the tapered section of said projecting neck portion.
10. A combined bottle closure and liquid dropper,-comprising: sealing means; a dropper tube carried by said sealing means; a cap, adapted tobesecuredtotheneckofabottleinposition clamping said sealing means between said cap and said -bottle neck: and a bulb, independent of said sealing means, carried by said cap, and communicating with said dropper tube to indraw fluid into said tube and dmcharge such clamping saidsealing means cap carried by saidvsealing means; a cap, adapted to be secured to the neck of a bottle in position clamping said sealing means between said cap and said bottle neck a bulb, independent of said sealing means, and communicating with said dropper tube to indraw fluid into said tube and discharge such fluid from said tube; and cooperating abutments on said bulb and on said cap, whereby said bulb is detachably carried by said cap.
13. A combined bottle closure and liquid dropper, comprising: a cap, adapted to be secured to the neck of a bottle; sealing means. disposed within said cap and cooperable with said cap and said bottle neck to cited; sealing engagement therebetween when said cap is assembled on said neck; a dropper tube, carried by said to indraw fluid into said dro per-tube and discharge said fluid from said tube.
14. A combined bottle closure and liquid dropper, comprising: a cap, adapted to be secured to the neck of a bottle, and having an outwardlyi'a'cing abutment; sealing means, disposed within said cap and cooperable with said cap and said bottle neck toeflect sealing engagement therebetween when said cap is assembled on said neck; a dropper tube, carried by said sealing means; and a bulb, independent of said sealing means, communicating with said dropper tube to indraw fluid into said tube and discharge
US661005A 1933-03-16 1933-03-16 Closure for containers Expired - Lifetime US1988852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US661005A US1988852A (en) 1933-03-16 1933-03-16 Closure for containers

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Application Number Priority Date Filing Date Title
US661005A US1988852A (en) 1933-03-16 1933-03-16 Closure for containers

Publications (1)

Publication Number Publication Date
US1988852A true US1988852A (en) 1935-01-22

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2765004A (en) * 1953-07-21 1956-10-02 Harold W Williams Dropper assembly
US2837128A (en) * 1956-10-01 1958-06-03 Injection Molding Company Dropper assembly
US3379196A (en) * 1965-10-05 1968-04-23 Barmar Product Corp Three-piece medicine dropper tube with improved sealing connection
US5125544A (en) * 1989-12-11 1992-06-30 Helena Laboratories Corporation Pipette pump

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2765004A (en) * 1953-07-21 1956-10-02 Harold W Williams Dropper assembly
US2837128A (en) * 1956-10-01 1958-06-03 Injection Molding Company Dropper assembly
US3379196A (en) * 1965-10-05 1968-04-23 Barmar Product Corp Three-piece medicine dropper tube with improved sealing connection
US5125544A (en) * 1989-12-11 1992-06-30 Helena Laboratories Corporation Pipette pump

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