CN1314377C - New type condom - Google Patents
New type condom Download PDFInfo
- Publication number
- CN1314377C CN1314377C CNB2005100422767A CN200510042276A CN1314377C CN 1314377 C CN1314377 C CN 1314377C CN B2005100422767 A CNB2005100422767 A CN B2005100422767A CN 200510042276 A CN200510042276 A CN 200510042276A CN 1314377 C CN1314377 C CN 1314377C
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- Prior art keywords
- condom
- cylindrical shell
- extension
- diameter
- penis
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Abstract
The present invention discloses a novel condom which effectively prevents the condom from dropping in a vagina, prevents sperms from overflowing, has simple production and is easy to produce in bulk by mechanization. The condom is made of elastic materials and comprises a condom cylinder with a close end and an open end. A sperm storing bag is arranged on the close end, and the open end has a curled edge. The present invention is characterized in that the cylindrical length of the condom is 1.5 times or 3 times than the cylindrical length of the condom. The condom is rolled from the curled edge of the open end to the close end of the condom. After the condom is rolled, the condom is annular for standby. During use, the use method of the novel condom is the same as the common condom and is sheathed on a penis. The condom has the advantages of preventing the condom from dropping in the vagina, preventing the sperm from overflowing, improving the success ratio of contraception, preventing and reducing the cross infection of venereal diseases, simultaneously having positive actions for preventing AIDS.
Description
Technical field
The present invention relates to a kind of condom.
Background technology
Condom is easy to use, can not only practise contraception, the effect that can also play preventative disease and prevent AIDS.But because of selecting condom improper or using method is incorrect, perhaps movable amplitude is excessive, condom can occur and be shed to intravaginal phenomenon, perhaps bigger in the male ejaculation amount, after seminal fluid in the sperm reservoir filled with, the part seminal fluid can overflow the condom opening, and then flowed into vagina.Above-mentioned condom comes off or the seminal fluid overflow phenomena, not only can cause wife's side accidental pregnancy, chance that also can increasing property cross infection of disease.Even select suitable condom, and under the situation according to correct using method use, behind the male ejaculation, contract, still have condom to drop to intravaginal danger because penis is soft, have to after ejaculation in very short time, penis is soft contract before, handgrip is lived the condom opening, extracts out outside the vagina together with penis, men and women have the sensation of not enjoying oneself to heart's content, and sexual life has nervous sense.
In order to overcome condom above-mentioned defective in use, people have done many improvement when making condom, as the technical scheme of Chinese patent CN1317300A is that barrel diameter with condom is extended to and can contains scrotum down, this condom has been ignored most of people's use habit, and it has not existed the comfort of male in sexual life; Then be to adopt on former opening has the basis of the collar (crimping), to increase one or more ring again and strengthen and support and sealing function among the U.S. Pat 5715839A, to reach the effect of anti-slip, anti-seminal fluid spill and leakage.As seen, (collar of 0.03～0.05mm) opening (or crimping) is not enough to play and supports and sealing function common condom, therefore need strengthen supporting and sealing with dicyclo or polycyclic technological means.But, the condom of this dicyclo or multiring structure, it processes relative complex, cost of manufacture is higher, nor meets majority's use habit, and user easily produces the sensation psychology uncomfortable, that foreign body is arranged to it.
Summary of the invention
The objective of the invention is to: provide a kind of and can effectively prevent to drop to intravaginal, prevent the seminal fluid spill and leakage, make simple and meet the condom of majority's use habit.
The foregoing invention purpose is achieved by following scheme:
A kind of condom, make by elastomeric material, comprise a condom cylindrical shell that opening and blind end are arranged, blind end has sperm reservoir, opening has crimping, the length of described condom cylindrical shell is obviously greater than the length of condom, this condom cylindrical shell comprises the one section cylindrical shell that extends along the opening direction, the length of this extension cylindrical shell is 0.5～2 times of length of not extension cylindrical shell, and this extension cylindrical shell forms the elastic sealing ring that support performance is arranged from crimping volume poststack to the relative radix penis part of extension cylindrical shell position not.
In above-mentioned condom, described condom cylindrical shell is isometrical cylindrical shell, and the diameter of promptly described extension cylindrical shell equals the not diameter of extension cylindrical shell; Described condom cylindrical shell can be the reducing cylindrical shell, and the diameter of promptly described extension cylindrical shell is greater than or less than the not diameter of extension cylindrical shell.
The using method of above-mentioned condom: be stacked to the condom blind end from crimping volume, during use this cover be placed on the penis, exhibition straightens to root of penis portion, and the shell portion put of exhibition also is that above-mentioned extension cylindrical shell forms one naturally the support performance elastic sealing ring is arranged.
Compare with background technology, condom of the present invention has following beneficial effect:
The present invention is owing to taked to increase considerably the measure of extension cylindrical shell length, make it be stacked to relative radix penis part position and form an elastic sealing ring that support performance is arranged naturally from opening crimping volume, this elastic sealing ring is owing to be folded the forming of extension cylindrical shell volume of sufficient length, quantitative change has produced qualitative change, its support degree is very strong, be equivalent to dicyclo or polycyclic effect, therefore, sealing function is also outstanding to be manifested; In the use, the external profile diameter of this elastic sealing ring is obviously greater than the diameter of erection penis, under the dual function of radix penis part to its extruding and the contraction of vagina mouth, penis soft contracting whether no matter, this elastic sealing ring remains expansion state and is in outside the vagina mouth, has prevented effectively that therefore it from coming off and the extremely intravaginal danger of seminal fluid spill and leakage; On the other hand, condom of the present invention is easy to use, meet custom, promptly the using method with traditional condom is the same, condom is placed on the penis, exhibition is put to root of penis portion, exhibition is not put part (yet being the extension cylindrical shell) and has been formed the elastic sealing ring that support performance is arranged at radix penis part naturally, during sexual life, because of need not scrotum is encased, therefore do not influence men and women's comfort, its elastic sealing ring also has the effect of massage and sexual stimulus to women's vaginal orifice, has overcome people simultaneously and has been with the psychology of foreign body sensation to using the sealing ring contraception.
In addition, condom of the present invention also has makes the advantage simple, that cost is low, promptly needn't change technological parameter and condition, needn't increase special installation, processes by the production technology of traditional condom to get final product.
Description of drawings
Fig. 1 is the sketch map of one embodiment of the present invention.
Fig. 2 is the sketch map of another embodiment of the invention.
Fig. 3 is the sketch map of another embodiment of the present invention.
The specific embodiment
Describe the present invention in detail below in conjunction with Figure of description and embodiment:
Embodiment 1: referring to Fig. 1.In shown in Figure 1, described condom 10, the natural emulsion dipping forms, and comprises an isometrical condom cylindrical shell 3 that opening 1 and blind end 2 are arranged, and blind end 2 has sperm reservoir 4, and opening 1 has crimping 5; 3 fens two parts of condom cylindrical shell: not extension cylindrical shell 6 and extension cylindrical shell 7, its diameter is 32mm ± 1mm, Nominal Width 52mm ± 2mm; The length of cylindrical shell 6 is 160mm ± 20mm, and the length of condom cylindrical shell 3 is that 1.5 times of cylindrical shell 6 length are to 3 times, between 240mm to 480mm.
When this kind condom uses, be slightly smaller than the diameter of condom cylindrical shell 6 at the internal diameter of the formed sealing ring 8 of radix penis part relative position, because of the diameter of sealing ring 8 obviously bigger than penis diameter, also has good dilatancy simultaneously, under the combined effect that the extruding of radix penis part and vaginal orifice shrink, condom can not drop to intravaginal, prevents the effect of seminal fluid spill and leakage in addition.When using this kind condom, said sealing ring 8 is easily fixed in radix penis part, is unlikely to worry that condom comes off on penis.
Embodiment 2: referring to Fig. 2.In shown in Figure 2, described condom 10 comprises a reducing condom cylindrical shell 3 that opening 1 and blind end 2 are arranged, and blind end 2 has sperm reservoir 4, and opening 1 has crimping 5; 3 fens two parts of condom cylindrical shell: not extension cylindrical shell 6 and extension cylindrical shell 7, the diameter of cylindrical shell 6 is 32mm ± 1mm, and Nominal Width is 52mm ± 2mm, and length is 160mm ± 20mm; The diameter of cylindrical shell 7 is 34mm ± 1mm, and length is 1 times to 2 times of cylindrical shell 6 length, between 160 to 320mm.
When using this condom, more obviously greater than penis, prevent that condom from falling into intravaginal and preventing that the effect of seminal fluid spill and leakage is obvious at the external diameter of the formed sealing ring 8 of radix penis part relative position.This kind condom, the internal diameter of sealing ring 8 are not less than the diameter of the cylindrical shell 6 that is inserted in penis, closely do not contact with radix penis part, and be easily movable, but can reduce the sensation that penis is excessively fettered.
Embodiment 3: referring to Fig. 3.In shown in Figure 3, described condom 10 comprises a reducing condom cylindrical shell 3 that opening 1 and blind end 2 are arranged, and blind end 2 has sperm reservoir 4, and opening 1 has crimping 5; 3 fens two parts of condom cylindrical shell: not extension cylindrical shell 6 and extension cylindrical shell 7, the diameter of cylindrical shell 6 is 32mm ± 1mm, Nominal Width 52mm ± 2mm, length is 160mm ± 20mm; The diameter of cylindrical shell 7 is 30mm ± 1mm, and length is 1 to 2 times of cylindrical shell 6 length, between 160mm to 320mm.
When using this kind condom, be significantly less than the diameter of the cylindrical shell 6 that is inserted in penis at the internal diameter of the formed sealing ring 8 of radix penis part relative position; This kind condom except the effect that slip-off preventing and anti-seminal fluid spill and leakage are arranged, also has the penile blood of slowing down back-flow velocity, prolongs the effect of sex time.
Among above-mentioned all embodiment, the diameter of described condom cylindrical shell 6 can be made different specifications according to the diameter range of penis; According to the different length of condom cylindrical shell 7, form the sealing ring 8 of various outer diameter in use; Different in addition embodiment has different characteristics, has increased more choice for people use condom.When concrete the use, in order to prevent and treat the part sexual organ disease, can smear antiinflammatory at the inside and outside wall of condom cylindrical shell 6, cure the disease ointment agent or medicinal liquid, minimizing property disease patient is to the fear of sexual life, enlarge condom and use the field, the self-confidence that reinforcement is prevented and cured diseases is to the positive effect that prevented AIDS.
Condom of the present invention uses very simply, and it is folded to begin volume from opening 1 crimping 5, and it is standby that volume is stacked to blind end 2, during use with described condom along the penis abduction, until getting final product near radix penis part.
Condom of the present invention, many embodiment can enumerate, but have described content of the present invention in detail in the above embodiments, and selection, the change of specification and the conversion of color etc. of simple material all should be considered as protection scope of the present invention.
Claims (4)
1, a kind of condom, make by elastomeric material, include the condom cylindrical shell of an opening and blind end, described blind end has sperm reservoir, described opening has crimping, it is characterized in that, described condom cylindrical shell (3) comprises two parts, condom cylindrical shell (a 3) part wherein be near blind end with the corresponding to condom cylindrical shell of penis length (6), another part of condom cylindrical shell (3) is the one section cylindrical shell (7) that extends along the direction of condom opening (1), the length of the cylindrical shell of this extension (7) is 0.5 times to 2 times near the length of the cylindrical shell (6) of the not extension of blind end, cylindrical shell (6) to the not extension of close blind end forms an elastic sealing ring (8) that support performance is arranged with respect to the radix penis part position to the cylindrical shell of this extension (7) from crimping (5) volume poststack.
2, condom according to claim 1 is characterized in that, the diameter of the cylindrical shell of described extension (7) equals the not diameter of the cylindrical shell of extension (6).
3, condom according to claim 1 is characterized in that, the diameter of the cylindrical shell of described extension (7) is greater than the diameter of the cylindrical shell of extension (6) not.
4, condom according to claim 1 is characterized in that, the diameter of the cylindrical shell of described extension (7) is less than the diameter of the cylindrical shell of extension (6) not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100422767A CN1314377C (en) | 2005-04-06 | 2005-04-06 | New type condom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100422767A CN1314377C (en) | 2005-04-06 | 2005-04-06 | New type condom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1686063A CN1686063A (en) | 2005-10-26 |
| CN1314377C true CN1314377C (en) | 2007-05-09 |
Family
ID=35304104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100422767A Expired - Fee Related CN1314377C (en) | 2005-04-06 | 2005-04-06 | New type condom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1314377C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936102A (en) * | 2015-03-06 | 2016-09-14 | 长春爱爱科技有限公司 | Method and die for producing condom with magnetic beads and condom with magnetic beads produced thereby |
| CN109044599B (en) * | 2018-07-04 | 2020-12-18 | 蚌埠科睿达机械设计有限公司 | Anti-inflammatory condom and production method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1252255A (en) * | 1967-11-10 | 1971-11-03 | ||
| US4966166A (en) * | 1987-09-28 | 1990-10-30 | Leffler John T | Prophylactic device and method |
| CN2260594Y (en) * | 1996-09-03 | 1997-08-27 | 刘毅 | Delay condom |
| CN2431855Y (en) * | 2000-07-07 | 2001-05-30 | 湖广药材有限公司 | Condom |
| CN1307856A (en) * | 2000-12-26 | 2001-08-15 | 徐玉亮 | Interactive condom |
-
2005
- 2005-04-06 CN CNB2005100422767A patent/CN1314377C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1252255A (en) * | 1967-11-10 | 1971-11-03 | ||
| US4966166A (en) * | 1987-09-28 | 1990-10-30 | Leffler John T | Prophylactic device and method |
| CN2260594Y (en) * | 1996-09-03 | 1997-08-27 | 刘毅 | Delay condom |
| CN2431855Y (en) * | 2000-07-07 | 2001-05-30 | 湖广药材有限公司 | Condom |
| CN1307856A (en) * | 2000-12-26 | 2001-08-15 | 徐玉亮 | Interactive condom |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1686063A (en) | 2005-10-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |