Shaving cartridges having lubrication members
US-9511501-B2 · Dec 6, 2016 · US
Guard for a shaving razor
US9492933B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9492933-B2 |
| Application number | US-201213467157-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 9, 2012 |
| Priority date | Sep 30, 2011 |
| Publication date | Nov 15, 2016 |
| Grant date | Nov 15, 2016 |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
A shaving cartridge with a housing, cap at a rear of the housing, one or more blades mounted to the housing in front of the cap, and a guard at a front of the housing. The guard has a top surface with a plurality of undulating rows extending parallel to the blade. The undulating rows have crests and valleys. The valleys comprise an elastomeric material and are stepped from a front of the guard to a rear of the guard.
First claim
Opening claim text (preview).
The invention claimed is: 1. A shaving cartridge comprising: a housing; a cap at a rear end of the housing; at least one blade mounted to the housing in front of the cap; a guard at a front of the housing, the guard having a top surface with a plurality of rows, each row comprising an undulation extending parallel to the blade and having a plurality of crests and valleys, the plurality of crests and valleys comprise an elastomeric material and are stepped in a direction transverse to the blades, with the undulation of the rows closer to the blades being taller than the undulation of the rows further away from the blades, and each crest is aligned in a front-rear direction with a crest in an adjacent row; and a comb guard between the guard and the at least one blade, the comb guard having a plurality of spaced apart projections generally aligned with the crests in the front-rear direction. 2. The shaving cartridge of claim 1 wherein the crests of one of the undulating rows is 0 mm to 0.5 mm above the projections of the comb guard. 3. The shaving cartridge of claim 1 wherein the valleys are arcuate. 4. The shaving cartridge of claim 1 wherein the crests are arcuate. 5. The shaving cartridge of claim 1 wherein the valleys have a depth of about 0.1 mm to about 0.6 mm. 6. The shaving cartridge of claim 1 wherein the top surface of the guard comprises a single unitary member comprising a single material. 7. The shaving cartridge of claim 1 wherein the material has a Shore A hardness of about 30 to about 90.
Assignees
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Classifications
- B26B21/4018Primary
Guard elements · CPC title
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- What does patent US9492933B2 cover?
- A shaving cartridge with a housing, cap at a rear of the housing, one or more blades mounted to the housing in front of the cap, and a guard at a front of the housing. The guard has a top surface with a plurality of undulating rows extending parallel to the blade. The undulating rows have crests and valleys. The valleys comprise an elastomeric material and are stepped from a front of the guard …
- Who is the assignee on this patent?
- Wain Kevin James, Wester Christian Reber, Cataudella Matthew Corey, and 1 more
- What technology area does this patent fall under?
- Primary CPC classification B26B21/4018. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Nov 15 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).