US3785571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical breakup aerosol sprayer button
Assignee: Seaquist Perfect Dispensing LLC
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Filing: 1972-05-05
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Granted: 1974-01-15
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Expires: 1992-05-05
Abstract
Abstract A mechanical breakup aerosol valve button or actuator with an annular feed chamber which feeds passageways leading into a central swirl chamber immediately ahead of the forward portion of a cylindrical terminal orifice feed post which includes a centrally disposed cavity formed in the face thereof and immediately behind a recessed terminal orifice contained within a terminal orifice which cooperate to produce a homogeneous spray pattern.
Inventors
- 👤 K Hoening
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:38
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/16; B65D83/20; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3421; B05B1/3431; B05B1/3436
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
121 words
A mechanical breakup button or actuator comprising a body having a discharge passageway formed therein leading to a terminal orifice insert recess formed in said body, a post disposed in said insert recess, said post including a cavity formed therein, a cup shaped terminal orifice insert including a terminal orifice located in said insert recess such that said terminal orifice insert and said post cooperate to form at least one feed groove, said feed groove communicating with a central swirl chamber between the forward end of said post and the interior of said terminal orifice insert, said cavity formed in the forward end of said post immediately rearward of said central swirl chamber, said central swirl chamber communicating with said orifice.
Claim 2
Dependent Claim
121 words
A mechanical breakup button or actuator comprising a body having a discharge passageway formed therein leading to a terminal orifice insert recess formed in said body, a post disposed in said insert recess, said post including a cavity formed therein, a cup shaped terminal orifice insert including a terminal orifice located in said insert recess such that said terminal orifice insert and said post cooperate to form at least one feed groove, said feed groove communicating with a central swirl chamber between the forward end of said post and the interior of said terminal orifice insert, said cavity formed in the forward end of said post immediately rearward of said central swirl chamber, said central swirl chamber communicating with said orifice.
Claim 3
Dependent Claim
39 words
The button of claim 1 wherein said terminal orifice comprises an outwardly stepped orifice, the inner, smaller diameter portion of said orifice comprises a spray control means and the outer, larger diameter portion comprises a spray pattern control means.
Claim 4
Dependent Claim
13 words
The button of claim 1 wherein said cavity comprises a conically shaped recess.
Claim 5
Dependent Claim
21 words
The button of claim 3 wherein said conically shaped recess includes at least one groove formed in the inner surface thereof.
Claim 6
Dependent Claim
21 words
The button of claim 3 wherein said conically shaped recess includes at least one protrusion formed on the inner surface thereof.
Claim 7
Dependent Claim
13 words
The button of claim 1 wherein said cavity comprises a triangularly shaped recess.
Claim 8
Dependent Claim
13 words
The button of claim 1 wherein said cavity comprises a pyramidally shaped recess.
Claim 9
Dependent Claim
22 words
The button of claim 1 further including a swirl smoothing chamber communicating with both said central swirl chamber and said terminal orifice.
Claim 10
Dependent Claim
21 words
The button of claim 8 wherein said swirl smoothing chamber is arranged between said central swirl chamber and said terminal orifice.
Claim 11
Dependent Claim
30 words
The button of claim 1 wherein the interior base of said terminal orifice insert is provided with fillets to automatically center the terminal orifice relative to said swirl inducing chamber.
Claim 12
Dependent Claim
34 words
The button of claim 1 wherein said terminal orifice insert is removably disposed within said insert recess and said button further includes locking means to secure said terminal orifice insert in said insert recess.
Claim 13
Dependent Claim
52 words
The button of claim 11 wherein said locking means comprises an anchoring ring formed on the periphery of said terminal orifice insert and a correspondingly shaped anchor slot formed on said insert recess, said anchoring ring and said anchor slot cooperatively engaging each other to secure said insert in said insert recess.
Claim 14
Dependent Claim
22 words
The button of claim 1 wherein said feed groove comprises an annular space formed between said terminal orifice insert and said post.
Claim 15
Dependent Claim
24 words
The button of claim 13 wherein said feed groove leads to at least one swirl producing passageway which communicates with said central swirl chamber.
Claim 16
Dependent Claim
14 words
The button of claim 1 wherein said discharge passageway includes a valve stem recess.
References Cited (Backward Citations)
FR1160064A
Cited
GB1161865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-01-14 | 1977-07-16 | 1978-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-14 | 1981-07-16 | 1982-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-14 | 1985-07-16 | 1986-01-15 | $7700.00 | Window Closed / Lapsed |